21859232

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{16661}}^1$

素因数の和:16712

約数の個数: 24

約数和(自身を含む): 44087652

約数和(自身を除く): 22228420

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 16661, 33322, 66644, 133288, 266576, 533152, 683101, 1366202, 2732404, 5464808, 10929616, 21859232]

約数ペア:

[(1, 21859232), (2, 10929616), (4, 5464808), (8, 2732404), (16, 1366202), (32, 683101), (41, 533152), (82, 266576), (164, 133288), (328, 66644), (656, 33322), (1312, 16661)]