21080598

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 53194752

約数和(自身を除く): 32114154

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 103, 154, 206, 231, 309, 443, 462, 618, 721, 886, 1133, 1329, 1442, 2163, 2266, 2658, 3101, 3399, 4326, 4873, 6202, 6798, 7931, 9303, 9746, 14619, 15862, 18606, 23793, 29238, 34111, 45629, 47586, 68222, 91258, 102333, 136887, 204666, 273774, 319403, 501919, 638806, 958209, 1003838, 1505757, 1916418, 3011514, 3513433, 7026866, 10540299, 21080598]

約数ペア:

[(1, 21080598), (2, 10540299), (3, 7026866), (6, 3513433), (7, 3011514), (11, 1916418), (14, 1505757), (21, 1003838), (22, 958209), (33, 638806), (42, 501919), (66, 319403), (77, 273774), (103, 204666), (154, 136887), (206, 102333), (231, 91258), (309, 68222), (443, 47586), (462, 45629), (618, 34111), (721, 29238), (886, 23793), (1133, 18606), (1329, 15862), (1442, 14619), (2163, 9746), (2266, 9303), (2658, 7931), (3101, 6798), (3399, 6202), (4326, 4873)]