2021720907

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{1447}}^1\times {\mathrm{20249}}^1$

素因数の和:21722

約数の個数: 16

約数和(自身を含む): 2814912000

約数和(自身を除く): 793191093

約数列:

[1, 3, 23, 69, 1447, 4341, 20249, 33281, 60747, 99843, 465727, 1397181, 29300303, 87900909, 673906969, 2021720907]

約数ペア:

[(1, 2021720907), (3, 673906969), (23, 87900909), (69, 29300303), (1447, 1397181), (4341, 465727), (20249, 99843), (33281, 60747)]