21000605350

素因数分解:

$2^1\times 5^2\times {\mathrm{1123}}^1\times {\mathrm{374009}}^1$

素因数の和:375144

約数の個数: 24

約数和(自身を含む): 39096013320

約数和(自身を除く): 18095407970

約数列:

[1, 2, 5, 10, 25, 50, 1123, 2246, 5615, 11230, 28075, 56150, 374009, 748018, 1870045, 3740090, 9350225, 18700450, 420012107, 840024214, 2100060535, 4200121070, 10500302675, 21000605350]

約数ペア:

[(1, 21000605350), (2, 10500302675), (5, 4200121070), (10, 2100060535), (25, 840024214), (50, 420012107), (1123, 18700450), (2246, 9350225), (5615, 3740090), (11230, 1870045), (28075, 748018), (56150, 374009)]