21924445

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:636

約数の個数: 16

約数和(自身を含む): 26922240

約数和(自身を除く): 4997795

約数列:

[1, 5, 71, 151, 355, 409, 755, 2045, 10721, 29039, 53605, 61759, 145195, 308795, 4384889, 21924445]

約数ペア:

[(1, 21924445), (5, 4384889), (71, 308795), (151, 145195), (355, 61759), (409, 53605), (755, 29039), (2045, 10721)]