21461854

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{8647}}^1$

素因数の和:8739

約数の個数: 16

約数和(自身を含む): 34557408

約数和(自身を除く): 13095554

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 8647, 17294, 146999, 293998, 631231, 1262462, 10730927, 21461854]

約数ペア:

[(1, 21461854), (2, 10730927), (17, 1262462), (34, 631231), (73, 293998), (146, 146999), (1241, 17294), (2482, 8647)]