21644450

素因数分解:

$2^1\times 5^2\times {\mathrm{227}}^1\times {\mathrm{1907}}^1$

素因数の和:2146

約数の個数: 24

約数和(自身を含む): 40457232

約数和(自身を除く): 18812782

約数列:

[1, 2, 5, 10, 25, 50, 227, 454, 1135, 1907, 2270, 3814, 5675, 9535, 11350, 19070, 47675, 95350, 432889, 865778, 2164445, 4328890, 10822225, 21644450]

約数ペア:

[(1, 21644450), (2, 10822225), (5, 4328890), (10, 2164445), (25, 865778), (50, 432889), (227, 95350), (454, 47675), (1135, 19070), (1907, 11350), (2270, 9535), (3814, 5675)]