2021954685

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1898549}}^1$

素因数の和:1898628

約数の個数: 16

約数和(自身を含む): 3280694400

約数和(自身を除く): 1258739715

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 1898549, 5695647, 9492745, 28478235, 134796979, 404390937, 673984895, 2021954685]

約数ペア:

[(1, 2021954685), (3, 673984895), (5, 404390937), (15, 134796979), (71, 28478235), (213, 9492745), (355, 5695647), (1065, 1898549)]