21465906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 32724174

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 97, 154, 194, 231, 291, 462, 479, 582, 679, 958, 1067, 1358, 1437, 2037, 2134, 2874, 3201, 3353, 4074, 5269, 6402, 6706, 7469, 10059, 10538, 14938, 15807, 20118, 22407, 31614, 36883, 44814, 46463, 73766, 92926, 110649, 139389, 221298, 278778, 325241, 511093, 650482, 975723, 1022186, 1533279, 1951446, 3066558, 3577651, 7155302, 10732953, 21465906]

約数ペア:

[(1, 21465906), (2, 10732953), (3, 7155302), (6, 3577651), (7, 3066558), (11, 1951446), (14, 1533279), (21, 1022186), (22, 975723), (33, 650482), (42, 511093), (66, 325241), (77, 278778), (97, 221298), (154, 139389), (194, 110649), (231, 92926), (291, 73766), (462, 46463), (479, 44814), (582, 36883), (679, 31614), (958, 22407), (1067, 20118), (1358, 15807), (1437, 14938), (2037, 10538), (2134, 10059), (2874, 7469), (3201, 6706), (3353, 6402), (4074, 5269)]