A function to find all the divisors of an integer n

finddivisor.go

func FindDivisor(n int) (out []int) {
	out = append(out, 1)
	out = append(out, n)

	for j := 2; j < n/2; j++ {
		if j == out[len(out)-2] || j == out[len(out)-1] {
			break
		}
		if j*j == n {
			out = append(out, j)
			continue
		}
		if n%j == 0 {
			out = append(out, j)
			out = append(out, n/j)
		}
	}
	return
}