21915482

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1657}}^1$

素因数の和:2065

約数の個数: 16

約数和(自身を含む): 34917480

約数和(自身を除く): 13001998

約数列:

[1, 2, 17, 34, 389, 778, 1657, 3314, 6613, 13226, 28169, 56338, 644573, 1289146, 10957741, 21915482]

約数ペア:

[(1, 21915482), (2, 10957741), (17, 1289146), (34, 644573), (389, 56338), (778, 28169), (1657, 13226), (3314, 6613)]