21550364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16889}}^1$

素因数の和:16933

約数の個数: 24

約数和(自身を含む): 42562800

約数和(自身を除く): 21012436

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16889, 33778, 67556, 185779, 371558, 489781, 743116, 979562, 1959124, 5387591, 10775182, 21550364]

約数ペア:

[(1, 21550364), (2, 10775182), (4, 5387591), (11, 1959124), (22, 979562), (29, 743116), (44, 489781), (58, 371558), (116, 185779), (319, 67556), (638, 33778), (1276, 16889)]