21614859

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3331}}^1$

素因数の和:3447

約数の個数: 24

約数和(自身を含む): 36038912

約数和(自身を除く): 14424053

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 3331, 6489, 9993, 23317, 29979, 69951, 209853, 343093, 1029279, 2401651, 3087837, 7204953, 21614859]

約数ペア:

[(1, 21614859), (3, 7204953), (7, 3087837), (9, 2401651), (21, 1029279), (63, 343093), (103, 209853), (309, 69951), (721, 29979), (927, 23317), (2163, 9993), (3331, 6489)]