21482995

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 26593920

約数和(自身を除く): 5110925

約数列:

[1, 5, 47, 113, 235, 565, 809, 4045, 5311, 26555, 38023, 91417, 190115, 457085, 4296599, 21482995]

約数ペア:

[(1, 21482995), (5, 4296599), (47, 457085), (113, 190115), (235, 91417), (565, 38023), (809, 26555), (4045, 5311)]