[Algorithm] Finding all factors of a number
12's factors are: {1,2,3,4,6,12}
function factors (n) {
let list = []; for (let i = 1; i < Math.sqrt(n); i++) {
if (n % i === 0) {
list.push(i);
if (i !== Math.sqrt(n)) {
list.push(n / i);
}
}
} return list;
} factors(12) // [ 1, 12, 2, 6, 3, 4 ]
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