15321562

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{21221}}^1$

素因数の和:21261

約数の個数: 12

約数和(自身を含む): 24256746

約数和(自身を除く): 8935184

約数列:

[1, 2, 19, 38, 361, 722, 21221, 42442, 403199, 806398, 7660781, 15321562]

約数ペア:

[(1, 15321562), (2, 7660781), (19, 806398), (38, 403199), (361, 42442), (722, 21221)]