21835572

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3847}}^1$

素因数の和:3908

約数の個数: 48

約数和(自身を含む): 56888832

約数和(自身を除く): 35053260

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 129, 132, 172, 258, 473, 516, 946, 1419, 1892, 2838, 3847, 5676, 7694, 11541, 15388, 23082, 42317, 46164, 84634, 126951, 165421, 169268, 253902, 330842, 496263, 507804, 661684, 992526, 1819631, 1985052, 3639262, 5458893, 7278524, 10917786, 21835572]

約数ペア:

[(1, 21835572), (2, 10917786), (3, 7278524), (4, 5458893), (6, 3639262), (11, 1985052), (12, 1819631), (22, 992526), (33, 661684), (43, 507804), (44, 496263), (66, 330842), (86, 253902), (129, 169268), (132, 165421), (172, 126951), (258, 84634), (473, 46164), (516, 42317), (946, 23082), (1419, 15388), (1892, 11541), (2838, 7694), (3847, 5676)]