21409366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1459}}^1$

素因数の和:1524

約数の個数: 32

約数和(自身を含む): 37843200

約数和(自身を除く): 16433834

約数列:

[1, 2, 11, 22, 23, 29, 46, 58, 253, 319, 506, 638, 667, 1334, 1459, 2918, 7337, 14674, 16049, 32098, 33557, 42311, 67114, 84622, 369127, 465421, 738254, 930842, 973153, 1946306, 10704683, 21409366]

約数ペア:

[(1, 21409366), (2, 10704683), (11, 1946306), (22, 973153), (23, 930842), (29, 738254), (46, 465421), (58, 369127), (253, 84622), (319, 67114), (506, 42311), (638, 33557), (667, 32098), (1334, 16049), (1459, 14674), (2918, 7337)]