21831870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{727729}}^1$

素因数の和:727739

約数の個数: 16

約数和(自身を含む): 52396560

約数和(自身を除く): 30564690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 727729, 1455458, 2183187, 3638645, 4366374, 7277290, 10915935, 21831870]

約数ペア:

[(1, 21831870), (2, 10915935), (3, 7277290), (5, 4366374), (6, 3638645), (10, 2183187), (15, 1455458), (30, 727729)]