21051774

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{9209}}^1$

素因数の和:9344

約数の個数: 24

約数和(自身を含む): 45976320

約数和(自身を除く): 24924546

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 9209, 18418, 27627, 55254, 82881, 165762, 1169543, 2339086, 3508629, 7017258, 10525887, 21051774]

約数ペア:

[(1, 21051774), (2, 10525887), (3, 7017258), (6, 3508629), (9, 2339086), (18, 1169543), (127, 165762), (254, 82881), (381, 55254), (762, 27627), (1143, 18418), (2286, 9209)]