21122090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3623}}^1$

素因数の和:3694

約数の個数: 32

約数和(自身を含む): 42270336

約数和(自身を除く): 21148246

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 265, 530, 583, 1166, 2915, 3623, 5830, 7246, 18115, 36230, 39853, 79706, 192019, 199265, 384038, 398530, 960095, 1920190, 2112209, 4224418, 10561045, 21122090]

約数ペア:

[(1, 21122090), (2, 10561045), (5, 4224418), (10, 2112209), (11, 1920190), (22, 960095), (53, 398530), (55, 384038), (106, 199265), (110, 192019), (265, 79706), (530, 39853), (583, 36230), (1166, 18115), (2915, 7246), (3623, 5830)]