2021425928

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{74779}}^1$

素因数の和:74925

約数の個数: 32

約数和(自身を含む): 3948384000

約数和(自身を除く): 1926958072

約数列:

[1, 2, 4, 8, 31, 62, 109, 124, 218, 248, 436, 872, 3379, 6758, 13516, 27032, 74779, 149558, 299116, 598232, 2318149, 4636298, 8150911, 9272596, 16301822, 18545192, 32603644, 65207288, 252678241, 505356482, 1010712964, 2021425928]

約数ペア:

[(1, 2021425928), (2, 1010712964), (4, 505356482), (8, 252678241), (31, 65207288), (62, 32603644), (109, 18545192), (124, 16301822), (218, 9272596), (248, 8150911), (436, 4636298), (872, 2318149), (3379, 598232), (6758, 299116), (13516, 149558), (27032, 74779)]