21909896

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{58271}}^1$

素因数の和:58324

約数の個数: 16

約数和(自身を含む): 41955840

約数和(自身を除く): 20045944

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 58271, 116542, 233084, 466168, 2738737, 5477474, 10954948, 21909896]

約数ペア:

[(1, 21909896), (2, 10954948), (4, 5477474), (8, 2738737), (47, 466168), (94, 233084), (188, 116542), (376, 58271)]