21356610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64717}}^1$

素因数の和:64738

約数の個数: 32

約数和(自身を含む): 55916352

約数和(自身を除く): 34559742

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 64717, 129434, 194151, 323585, 388302, 647170, 711887, 970755, 1423774, 1941510, 2135661, 3559435, 4271322, 7118870, 10678305, 21356610]

約数ペア:

[(1, 21356610), (2, 10678305), (3, 7118870), (5, 4271322), (6, 3559435), (10, 2135661), (11, 1941510), (15, 1423774), (22, 970755), (30, 711887), (33, 647170), (55, 388302), (66, 323585), (110, 194151), (165, 129434), (330, 64717)]