21925130

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{13451}}^1$

素因数の和:13621

約数の個数: 16

約数和(自身を含む): 39710304

約数和(自身を除く): 17785174

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 13451, 26902, 67255, 134510, 2192513, 4385026, 10962565, 21925130]

約数ペア:

[(1, 21925130), (2, 10962565), (5, 4385026), (10, 2192513), (163, 134510), (326, 67255), (815, 26902), (1630, 13451)]