node script to get prime factors of a number. Used to solve project euler problem #3

primeFactors.js

#!/usr/local/bin/node

/*
* Simple Node Script to prime factors of a number
*/

var argv = process.argv;
if (argv.length != 3) {
    console.log("Please enter a number to factor");
    process.exit(1);
}
var value = argv[2];
var number = value;
while(true){
    var values = getValues(number);
    if (values[0] === 1 || values[0]/values[1] === 1){
        console.log("MPF of " + value + " is " + values[1]);
        process.exit(0);
    } else {
        number = values[0];
    }
}

function getValues(number){
    for (i=2; i <= number; i++) {
        if (number % i === 0){
            console.log("Found Prime Factor: " + i);
            return [number/i, i];
        }
    }
}