21443208

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 55413120

約数和(自身を除く): 33969912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 97, 122, 151, 183, 194, 244, 291, 302, 366, 388, 453, 488, 582, 604, 732, 776, 906, 1164, 1208, 1464, 1812, 2328, 3624, 5917, 9211, 11834, 14647, 17751, 18422, 23668, 27633, 29294, 35502, 36844, 43941, 47336, 55266, 58588, 71004, 73688, 87882, 110532, 117176, 142008, 175764, 221064, 351528, 893467, 1786934, 2680401, 3573868, 5360802, 7147736, 10721604, 21443208]

約数ペア:

[(1, 21443208), (2, 10721604), (3, 7147736), (4, 5360802), (6, 3573868), (8, 2680401), (12, 1786934), (24, 893467), (61, 351528), (97, 221064), (122, 175764), (151, 142008), (183, 117176), (194, 110532), (244, 87882), (291, 73688), (302, 71004), (366, 58588), (388, 55266), (453, 47336), (488, 43941), (582, 36844), (604, 35502), (732, 29294), (776, 27633), (906, 23668), (1164, 18422), (1208, 17751), (1464, 14647), (1812, 11834), (2328, 9211), (3624, 5917)]