2021036555

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{47381}}^1$

素因数の和:47854

約数の個数: 16

約数和(自身を含む): 2558628000

約数和(自身を除く): 537591445

約数列:

[1, 5, 19, 95, 449, 2245, 8531, 42655, 47381, 236905, 900239, 4501195, 21274069, 106370345, 404207311, 2021036555]

約数ペア:

[(1, 2021036555), (5, 404207311), (19, 106370345), (95, 21274069), (449, 4501195), (2245, 900239), (8531, 236905), (42655, 47381)]