21322488

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4751}}^1$

素因数の和:4788

約数の個数: 64

約数和(自身を含む): 61585920

約数和(自身を除く): 40263432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 264, 374, 408, 561, 748, 1122, 1496, 2244, 4488, 4751, 9502, 14253, 19004, 28506, 38008, 52261, 57012, 80767, 104522, 114024, 156783, 161534, 209044, 242301, 313566, 323068, 418088, 484602, 627132, 646136, 888437, 969204, 1254264, 1776874, 1938408, 2665311, 3553748, 5330622, 7107496, 10661244, 21322488]

約数ペア:

[(1, 21322488), (2, 10661244), (3, 7107496), (4, 5330622), (6, 3553748), (8, 2665311), (11, 1938408), (12, 1776874), (17, 1254264), (22, 969204), (24, 888437), (33, 646136), (34, 627132), (44, 484602), (51, 418088), (66, 323068), (68, 313566), (88, 242301), (102, 209044), (132, 161534), (136, 156783), (187, 114024), (204, 104522), (264, 80767), (374, 57012), (408, 52261), (561, 38008), (748, 28506), (1122, 19004), (1496, 14253), (2244, 9502), (4488, 4751)]