21402224

素因数分解:

$2^4\times {\mathrm{457}}^1\times {\mathrm{2927}}^1$

素因数の和:3392

約数の個数: 20

約数和(自身を含む): 41571744

約数和(自身を除く): 20169520

約数列:

[1, 2, 4, 8, 16, 457, 914, 1828, 2927, 3656, 5854, 7312, 11708, 23416, 46832, 1337639, 2675278, 5350556, 10701112, 21402224]

約数ペア:

[(1, 21402224), (2, 10701112), (4, 5350556), (8, 2675278), (16, 1337639), (457, 46832), (914, 23416), (1828, 11708), (2927, 7312), (3656, 5854)]