21908662270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{937}}^1\times {\mathrm{212561}}^1$

素因数の和:213516

約数の個数: 32

約数和(自身を含む): 43066761696

約数和(自身を除く): 21158099426

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 937, 1874, 4685, 9370, 10307, 20614, 51535, 103070, 212561, 425122, 1062805, 2125610, 2338171, 4676342, 11690855, 23381710, 199169657, 398339314, 995848285, 1991696570, 2190866227, 4381732454, 10954331135, 21908662270]

約数ペア:

[(1, 21908662270), (2, 10954331135), (5, 4381732454), (10, 2190866227), (11, 1991696570), (22, 995848285), (55, 398339314), (110, 199169657), (937, 23381710), (1874, 11690855), (4685, 4676342), (9370, 2338171), (10307, 2125610), (20614, 1062805), (51535, 425122), (103070, 212561)]