21011067

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{30319}}^1$

素因数の和:30343

約数の個数: 24

約数和(自身を含む): 37839360

約数和(自身を除く): 16828293

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 30319, 90957, 212233, 272871, 333509, 636699, 1000527, 1910097, 2334563, 3001581, 7003689, 21011067]

約数ペア:

[(1, 21011067), (3, 7003689), (7, 3001581), (9, 2334563), (11, 1910097), (21, 1000527), (33, 636699), (63, 333509), (77, 272871), (99, 212233), (231, 90957), (693, 30319)]