21551149070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{547}}^1\times {\mathrm{32561}}^1$

素因数の和:33137

約数の個数: 48

約数和(自身を含む): 42718478544

約数和(自身を除く): 21167329474

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 547, 605, 1094, 1210, 2735, 5470, 6017, 12034, 30085, 32561, 60170, 65122, 66187, 132374, 162805, 325610, 330935, 358171, 661870, 716342, 1790855, 3581710, 3939881, 7879762, 17810867, 19699405, 35621734, 39398810, 89054335, 178108670, 195919537, 391839074, 979597685, 1959195370, 2155114907, 4310229814, 10775574535, 21551149070]

約数ペア:

[(1, 21551149070), (2, 10775574535), (5, 4310229814), (10, 2155114907), (11, 1959195370), (22, 979597685), (55, 391839074), (110, 195919537), (121, 178108670), (242, 89054335), (547, 39398810), (605, 35621734), (1094, 19699405), (1210, 17810867), (2735, 7879762), (5470, 3939881), (6017, 3581710), (12034, 1790855), (30085, 716342), (32561, 661870), (60170, 358171), (65122, 330935), (66187, 325610), (132374, 162805)]