21372562

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3671}}^1$

素因数の和:3785

約数の個数: 16

約数和(自身を含む): 33312384

約数和(自身を除く): 11939822

約数列:

[1, 2, 41, 71, 82, 142, 2911, 3671, 5822, 7342, 150511, 260641, 301022, 521282, 10686281, 21372562]

約数ペア:

[(1, 21372562), (2, 10686281), (41, 521282), (71, 301022), (82, 260641), (142, 150511), (2911, 7342), (3671, 5822)]