21032416

素因数分解:

$2^5\times {\mathrm{409}}^1\times {\mathrm{1607}}^1$

素因数の和:2026

約数の個数: 24

約数和(自身を含む): 41534640

約数和(自身を除く): 20502224

約数列:

[1, 2, 4, 8, 16, 32, 409, 818, 1607, 1636, 3214, 3272, 6428, 6544, 12856, 13088, 25712, 51424, 657263, 1314526, 2629052, 5258104, 10516208, 21032416]

約数ペア:

[(1, 21032416), (2, 10516208), (4, 5258104), (8, 2629052), (16, 1314526), (32, 657263), (409, 51424), (818, 25712), (1607, 13088), (1636, 12856), (3214, 6544), (3272, 6428)]