21296664

素因数分解:

$2^3\times 3^2\times {\mathrm{295787}}^1$

素因数の和:295799

約数の個数: 24

約数和(自身を含む): 57678660

約数和(自身を除く): 36381996

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 295787, 591574, 887361, 1183148, 1774722, 2366296, 2662083, 3549444, 5324166, 7098888, 10648332, 21296664]

約数ペア:

[(1, 21296664), (2, 10648332), (3, 7098888), (4, 5324166), (6, 3549444), (8, 2662083), (9, 2366296), (12, 1774722), (18, 1183148), (24, 887361), (36, 591574), (72, 295787)]