21580663

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:414

約数の個数: 16

約数和(自身を含む): 23901696

約数和(自身を除く): 2321033

約数列:

[1, 13, 71, 103, 227, 923, 1339, 2951, 7313, 16117, 23381, 95069, 209521, 303953, 1660051, 21580663]

約数ペア:

[(1, 21580663), (13, 1660051), (71, 303953), (103, 209521), (227, 95069), (923, 23381), (1339, 16117), (2951, 7313)]