21250151

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:638

約数の個数: 16

約数和(自身を含む): 24259200

約数和(自身を除く): 3009049

約数列:

[1, 13, 19, 227, 247, 379, 2951, 4313, 4927, 7201, 56069, 86033, 93613, 1118429, 1634627, 21250151]

約数ペア:

[(1, 21250151), (13, 1634627), (19, 1118429), (227, 93613), (247, 86033), (379, 56069), (2951, 7201), (4313, 4927)]