2021082070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{68581}}^1$

素因数の和:69016

約数の個数: 32

約数和(自身を含む): 4167590976

約数和(自身を除く): 2146508906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2947, 4210, 5894, 14735, 29470, 68581, 137162, 342905, 480067, 685810, 960134, 2400335, 4800670, 28872601, 57745202, 144363005, 202108207, 288726010, 404216414, 1010541035, 2021082070]

約数ペア:

[(1, 2021082070), (2, 1010541035), (5, 404216414), (7, 288726010), (10, 202108207), (14, 144363005), (35, 57745202), (70, 28872601), (421, 4800670), (842, 2400335), (2105, 960134), (2947, 685810), (4210, 480067), (5894, 342905), (14735, 137162), (29470, 68581)]