2100054670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{30000781}}^1$

素因数の和:30000795

約数の個数: 16

約数和(自身を含む): 4320112608

約数和(自身を除く): 2220057938

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 30000781, 60001562, 150003905, 210005467, 300007810, 420010934, 1050027335, 2100054670]

約数ペア:

[(1, 2100054670), (2, 1050027335), (5, 420010934), (7, 300007810), (10, 210005467), (14, 150003905), (35, 60001562), (70, 30000781)]