21102836

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1669}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 38577000

約数和(自身を除く): 17474164

約数列:

[1, 2, 4, 29, 58, 109, 116, 218, 436, 1669, 3161, 3338, 6322, 6676, 12644, 48401, 96802, 181921, 193604, 363842, 727684, 5275709, 10551418, 21102836]

約数ペア:

[(1, 21102836), (2, 10551418), (4, 5275709), (29, 727684), (58, 363842), (109, 193604), (116, 181921), (218, 96802), (436, 48401), (1669, 12644), (3161, 6676), (3338, 6322)]