21673795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30313}}^1$

素因数の和:30342

約数の個数: 16

約数和(自身を含む): 30556512

約数和(自身を除く): 8882717

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 30313, 151565, 333443, 394069, 1667215, 1970345, 4334759, 21673795]

約数ペア:

[(1, 21673795), (5, 4334759), (11, 1970345), (13, 1667215), (55, 394069), (65, 333443), (143, 151565), (715, 30313)]