21250611870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{708353729}}^1$

素因数の和:708353739

約数の個数: 16

約数和(自身を含む): 51001468560

約数和(自身を除く): 29750856690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 708353729, 1416707458, 2125061187, 3541768645, 4250122374, 7083537290, 10625305935, 21250611870]

約数ペア:

[(1, 21250611870), (2, 10625305935), (3, 7083537290), (5, 4250122374), (6, 3541768645), (10, 2125061187), (15, 1416707458), (30, 708353729)]