2021776421

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{1601}}^1\times {\mathrm{2027}}^1$

素因数の和:3724

約数の個数: 16

約数和(自身を含む): 2339176320

約数和(自身を除く): 317399899

約数列:

[1, 7, 89, 623, 1601, 2027, 11207, 14189, 142489, 180403, 997423, 1262821, 3245227, 22716589, 288825203, 2021776421]

約数ペア:

[(1, 2021776421), (7, 288825203), (89, 22716589), (623, 3245227), (1601, 1262821), (2027, 997423), (11207, 180403), (14189, 142489)]