21909084472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{810967}}^1$

素因数の和:811291

約数の個数: 32

約数和(自身を含む): 44960065920

約数和(自身を除く): 23050981448

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 307, 614, 1228, 2456, 3377, 6754, 13508, 27016, 810967, 1621934, 3243868, 6487736, 8920637, 17841274, 35682548, 71365096, 248966869, 497933738, 995867476, 1991734952, 2738635559, 5477271118, 10954542236, 21909084472]

約数ペア:

[(1, 21909084472), (2, 10954542236), (4, 5477271118), (8, 2738635559), (11, 1991734952), (22, 995867476), (44, 497933738), (88, 248966869), (307, 71365096), (614, 35682548), (1228, 17841274), (2456, 8920637), (3377, 6487736), (6754, 3243868), (13508, 1621934), (27016, 810967)]