21704067

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31319}}^1$

素因数の和:31343

約数の個数: 24

約数和(自身を含む): 39087360

約数和(自身を除く): 17383293

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 31319, 93957, 219233, 281871, 344509, 657699, 1033527, 1973097, 2411563, 3100581, 7234689, 21704067]

約数ペア:

[(1, 21704067), (3, 7234689), (7, 3100581), (9, 2411563), (11, 1973097), (21, 1033527), (33, 657699), (63, 344509), (77, 281871), (99, 219233), (231, 93957), (693, 31319)]