21558570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5939}}^1$

素因数の和:5971

約数の個数: 48

約数和(自身を含む): 56881440

約数和(自身を除く): 35322870

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5939, 11878, 17817, 29695, 35634, 59390, 65329, 89085, 130658, 178170, 195987, 326645, 391974, 653290, 718619, 979935, 1437238, 1959870, 2155857, 3593095, 4311714, 7186190, 10779285, 21558570]

約数ペア:

[(1, 21558570), (2, 10779285), (3, 7186190), (5, 4311714), (6, 3593095), (10, 2155857), (11, 1959870), (15, 1437238), (22, 979935), (30, 718619), (33, 653290), (55, 391974), (66, 326645), (110, 195987), (121, 178170), (165, 130658), (242, 89085), (330, 65329), (363, 59390), (605, 35634), (726, 29695), (1210, 17817), (1815, 11878), (3630, 5939)]