21049336

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34171}}^1$

素因数の和:34195

約数の個数: 32

約数和(自身を含む): 49207680

約数和(自身を除く): 28158344

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34171, 68342, 136684, 239197, 273368, 375881, 478394, 751762, 956788, 1503524, 1913576, 2631167, 3007048, 5262334, 10524668, 21049336]

約数ペア:

[(1, 21049336), (2, 10524668), (4, 5262334), (7, 3007048), (8, 2631167), (11, 1913576), (14, 1503524), (22, 956788), (28, 751762), (44, 478394), (56, 375881), (77, 273368), (88, 239197), (154, 136684), (308, 68342), (616, 34171)]