21108200

素因数分解:

$2^3\times 5^2\times {\mathrm{105541}}^1$

素因数の和:105557

約数の個数: 24

約数和(自身を含む): 49077030

約数和(自身を除く): 27968830

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 105541, 211082, 422164, 527705, 844328, 1055410, 2110820, 2638525, 4221640, 5277050, 10554100, 21108200]

約数ペア:

[(1, 21108200), (2, 10554100), (4, 5277050), (5, 4221640), (8, 2638525), (10, 2110820), (20, 1055410), (25, 844328), (40, 527705), (50, 422164), (100, 211082), (200, 105541)]