21000584570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{300008351}}^1$

素因数の和:300008365

約数の個数: 16

約数和(自身を含む): 43201202688

約数和(自身を除く): 22200618118

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 300008351, 600016702, 1500041755, 2100058457, 3000083510, 4200116914, 10500292285, 21000584570]

約数ペア:

[(1, 21000584570), (2, 10500292285), (5, 4200116914), (7, 3000083510), (10, 2100058457), (14, 1500041755), (35, 600016702), (70, 300008351)]