KataPrimeFactorsJS-1

practice for Prime Factor from cyber-dojo.org

Factorize a positive integer number into its prime factors.

For example:

 2 -> [2]
 3 -> [3]
 4 -> [2,2]
 6 -> [2,3]
 9 -> [3,3]
12 -> [2,2,3]
15 -> [3,5]