21364908

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{4229}}^1$

素因数の和:4657

約数の個数: 24

約数和(自身を含む): 49981680

約数和(自身を除く): 28616772

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 4229, 5052, 8458, 12687, 16916, 25374, 50748, 1780409, 3560818, 5341227, 7121636, 10682454, 21364908]

約数ペア:

[(1, 21364908), (2, 10682454), (3, 7121636), (4, 5341227), (6, 3560818), (12, 1780409), (421, 50748), (842, 25374), (1263, 16916), (1684, 12687), (2526, 8458), (4229, 5052)]