2021856485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{343561}}^1$

素因数の和:343684

約数の個数: 16

約数和(自身を含む): 2671538112

約数和(自身を除く): 649681627

約数列:

[1, 5, 11, 55, 107, 535, 1177, 5885, 343561, 1717805, 3779171, 18895855, 36761027, 183805135, 404371297, 2021856485]

約数ペア:

[(1, 2021856485), (5, 404371297), (11, 183805135), (55, 36761027), (107, 18895855), (535, 3779171), (1177, 1717805), (5885, 343561)]