21085234

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{5471}}^1$

素因数の和:5561

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 12009422

約数列:

[1, 2, 41, 47, 82, 94, 1927, 3854, 5471, 10942, 224311, 257137, 448622, 514274, 10542617, 21085234]

約数ペア:

[(1, 21085234), (2, 10542617), (41, 514274), (47, 448622), (82, 257137), (94, 224311), (1927, 10942), (3854, 5471)]