2021495985

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{397541}}^1$

素因数の和:397665

約数の個数: 24

約数和(自身を含む): 3534943464

約数和(自身を除く): 1513447479

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 5085, 397541, 1192623, 1987705, 3577869, 5963115, 17889345, 44922133, 134766399, 224610665, 404299197, 673831995, 2021495985]

約数ペア:

[(1, 2021495985), (3, 673831995), (5, 404299197), (9, 224610665), (15, 134766399), (45, 44922133), (113, 17889345), (339, 5963115), (565, 3577869), (1017, 1987705), (1695, 1192623), (5085, 397541)]