2021056148

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{691}}^1\times {\mathrm{11987}}^1$

素因数の和:12743

約数の個数: 24

約数和(自身を含む): 3600332064

約数和(自身を除く): 1579275916

約数列:

[1, 2, 4, 61, 122, 244, 691, 1382, 2764, 11987, 23974, 42151, 47948, 84302, 168604, 731207, 1462414, 2924828, 8283017, 16566034, 33132068, 505264037, 1010528074, 2021056148]

約数ペア:

[(1, 2021056148), (2, 1010528074), (4, 505264037), (61, 33132068), (122, 16566034), (244, 8283017), (691, 2924828), (1382, 1462414), (2764, 731207), (11987, 168604), (23974, 84302), (42151, 47948)]