21568214

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{3169}}^1$

素因数の和:3295

約数の個数: 16

約数和(自身を含む): 33551280

約数和(自身を除く): 11983066

約数列:

[1, 2, 41, 82, 83, 166, 3169, 3403, 6338, 6806, 129929, 259858, 263027, 526054, 10784107, 21568214]

約数ペア:

[(1, 21568214), (2, 10784107), (41, 526054), (82, 263027), (83, 259858), (166, 129929), (3169, 6806), (3403, 6338)]