21000895444

素因数分解:

$2^2\times {\mathrm{359}}^1\times {\mathrm{14624579}}^1$

素因数の和:14624942

約数の個数: 12

約数和(自身を含む): 36853941600

約数和(自身を除く): 15853046156

約数列:

[1, 2, 4, 359, 718, 1436, 14624579, 29249158, 58498316, 5250223861, 10500447722, 21000895444]

約数ペア:

[(1, 21000895444), (2, 10500447722), (4, 5250223861), (359, 58498316), (718, 29249158), (1436, 14624579)]