21497554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2861}}^1$

素因数の和:2910

約数の個数: 24

約数和(自身を含む): 36902628

約数和(自身を除く): 15405074

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 2861, 3757, 5722, 7514, 37193, 48637, 74386, 97274, 632281, 826829, 1264562, 1653658, 10748777, 21497554]

約数ペア:

[(1, 21497554), (2, 10748777), (13, 1653658), (17, 1264562), (26, 826829), (34, 632281), (221, 97274), (289, 74386), (442, 48637), (578, 37193), (2861, 7514), (3757, 5722)]