// Create a function that takes a number as its argument and 
// returns an array of all its factors.
std::vector<int> factorize(int n) {
	std::vector<int> results={};
	for (int a=1;a<=n;a++){
		// check to see if it is a factor. and then store the factor
		if (n%a==0) {
			results.push_back(a);	
		} 
		
	}
return results;
}