21027864

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 62339760

約数和(自身を除く): 41311896

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 121, 132, 143, 156, 242, 264, 286, 312, 363, 429, 484, 557, 572, 726, 858, 968, 1114, 1144, 1452, 1573, 1671, 1716, 2228, 2904, 3146, 3342, 3432, 4456, 4719, 6127, 6292, 6684, 7241, 9438, 12254, 12584, 13368, 14482, 18381, 18876, 21723, 24508, 28964, 36762, 37752, 43446, 49016, 57928, 67397, 73524, 79651, 86892, 134794, 147048, 159302, 173784, 202191, 238953, 269588, 318604, 404382, 477906, 539176, 637208, 808764, 876161, 955812, 1617528, 1752322, 1911624, 2628483, 3504644, 5256966, 7009288, 10513932, 21027864]

約数ペア:

[(1, 21027864), (2, 10513932), (3, 7009288), (4, 5256966), (6, 3504644), (8, 2628483), (11, 1911624), (12, 1752322), (13, 1617528), (22, 955812), (24, 876161), (26, 808764), (33, 637208), (39, 539176), (44, 477906), (52, 404382), (66, 318604), (78, 269588), (88, 238953), (104, 202191), (121, 173784), (132, 159302), (143, 147048), (156, 134794), (242, 86892), (264, 79651), (286, 73524), (312, 67397), (363, 57928), (429, 49016), (484, 43446), (557, 37752), (572, 36762), (726, 28964), (858, 24508), (968, 21723), (1114, 18876), (1144, 18381), (1452, 14482), (1573, 13368), (1671, 12584), (1716, 12254), (2228, 9438), (2904, 7241), (3146, 6684), (3342, 6292), (3432, 6127), (4456, 4719)]