properDivisors - nodef/extra-math GitHub Wiki
List all divisors of a number, except itself.
Similar: properDivisors, aliquotSum, isPrime.
function properDivisors(x)
// x: a number
const xmath = require('extra-math');
xmath.properDivisors(6);
// → [1, 2, 3]
xmath.properDivisors(1);
// → []
xmath.properDivisors(0);
// → []
xmath.properDivisors(-24);
// → [1, 2, 3, 4, 6, 8, 12]