21455418

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{123307}}^1$

素因数の和:123341

約数の個数: 16

約数和(自身を含む): 44390880

約数和(自身を除く): 22935462

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 123307, 246614, 369921, 739842, 3575903, 7151806, 10727709, 21455418]

約数ペア:

[(1, 21455418), (2, 10727709), (3, 7151806), (6, 3575903), (29, 739842), (58, 369921), (87, 246614), (174, 123307)]