21068782

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1109}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 17292818

約数列:

[1, 2, 7, 14, 23, 46, 59, 118, 161, 322, 413, 826, 1109, 1357, 2218, 2714, 7763, 9499, 15526, 18998, 25507, 51014, 65431, 130862, 178549, 357098, 458017, 916034, 1504913, 3009826, 10534391, 21068782]

約数ペア:

[(1, 21068782), (2, 10534391), (7, 3009826), (14, 1504913), (23, 916034), (46, 458017), (59, 357098), (118, 178549), (161, 130862), (322, 65431), (413, 51014), (826, 25507), (1109, 18998), (1357, 15526), (2218, 9499), (2714, 7763)]