2021331389

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{3750151}}^1$

素因数の和:3750176

約数の個数: 12

約数和(自身を含む): 2565103968

約数和(自身を除く): 543772579

約数列:

[1, 7, 11, 49, 77, 539, 3750151, 26251057, 41251661, 183757399, 288761627, 2021331389]

約数ペア:

[(1, 2021331389), (7, 288761627), (11, 183757399), (49, 41251661), (77, 26251057), (539, 3750151)]