21156624

素因数分解:

$2^4\times 3^2\times {\mathrm{146921}}^1$

素因数の和:146935

約数の個数: 30

約数和(自身を含む): 59209566

約数和(自身を除く): 38052942

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146921, 293842, 440763, 587684, 881526, 1175368, 1322289, 1763052, 2350736, 2644578, 3526104, 5289156, 7052208, 10578312, 21156624]

約数ペア:

[(1, 21156624), (2, 10578312), (3, 7052208), (4, 5289156), (6, 3526104), (8, 2644578), (9, 2350736), (12, 1763052), (16, 1322289), (18, 1175368), (24, 881526), (36, 587684), (48, 440763), (72, 293842), (144, 146921)]