21167607105

素因数分解:

$3^2\times 5^1\times {\mathrm{470391269}}^1$

素因数の和:470391280

約数の個数: 12

約数和(自身を含む): 36690519060

約数和(自身を除く): 15522911955

約数列:

[1, 3, 5, 9, 15, 45, 470391269, 1411173807, 2351956345, 4233521421, 7055869035, 21167607105]

約数ペア:

[(1, 21167607105), (3, 7055869035), (5, 4233521421), (9, 2351956345), (15, 1411173807), (45, 470391269)]