21009433

素因数分解:

${\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:696

約数の個数: 12

約数和(自身を含む): 22521520

約数和(自身を除く): 1512087

約数列:

[1, 17, 139, 289, 523, 2363, 8891, 40171, 72697, 151147, 1235849, 21009433]

約数ペア:

[(1, 21009433), (17, 1235849), (139, 151147), (289, 72697), (523, 40171), (2363, 8891)]