21796048

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18661}}^1$

素因数の和:18742

約数の個数: 20

約数和(自身を含む): 42810628

約数和(自身を除く): 21014580

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18661, 37322, 74644, 149288, 298576, 1362253, 2724506, 5449012, 10898024, 21796048]

約数ペア:

[(1, 21796048), (2, 10898024), (4, 5449012), (8, 2724506), (16, 1362253), (73, 298576), (146, 149288), (292, 74644), (584, 37322), (1168, 18661)]