21133684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36947}}^1$

素因数の和:36975

約数の個数: 24

約数和(自身を含む): 43450848

約数和(自身を除く): 22317164

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36947, 73894, 147788, 406417, 480311, 812834, 960622, 1625668, 1921244, 5283421, 10566842, 21133684]

約数ペア:

[(1, 21133684), (2, 10566842), (4, 5283421), (11, 1921244), (13, 1625668), (22, 960622), (26, 812834), (44, 480311), (52, 406417), (143, 147788), (286, 73894), (572, 36947)]