2021720110

素因数分解:

$2^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{438551}}^1$

素因数の和:439019

約数の個数: 16

約数和(自身を含む): 3646998432

約数和(自身を除く): 1625278322

約数列:

[1, 2, 5, 10, 461, 922, 2305, 4610, 438551, 877102, 2192755, 4385510, 202172011, 404344022, 1010860055, 2021720110]

約数ペア:

[(1, 2021720110), (2, 1010860055), (5, 404344022), (10, 202172011), (461, 4385510), (922, 2192755), (2305, 877102), (4610, 438551)]