21009621037

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{20260001}}^1$

素因数の和:20260079

約数の個数: 8

約数和(自身を含む): 22610162232

約数和(自身を除く): 1600541195

約数列:

[1, 17, 61, 1037, 20260001, 344420017, 1235860061, 21009621037]

約数ペア:

[(1, 21009621037), (17, 1235860061), (61, 344420017), (1037, 20260001)]