21112716

素因数分解:

$2^2\times 3^1\times {\mathrm{719}}^1\times {\mathrm{2447}}^1$

素因数の和:3173

約数の個数: 24

約数和(自身を含む): 49351680

約数和(自身を除く): 28238964

約数列:

[1, 2, 3, 4, 6, 12, 719, 1438, 2157, 2447, 2876, 4314, 4894, 7341, 8628, 9788, 14682, 29364, 1759393, 3518786, 5278179, 7037572, 10556358, 21112716]

約数ペア:

[(1, 21112716), (2, 10556358), (3, 7037572), (4, 5278179), (6, 3518786), (12, 1759393), (719, 29364), (1438, 14682), (2157, 9788), (2447, 8628), (2876, 7341), (4314, 4894)]