210945530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{490571}}^1$

素因数の和:490621

約数の個数: 16

約数和(自身を含む): 388533024

約数和(自身を除く): 177587494

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 490571, 981142, 2452855, 4905710, 21094553, 42189106, 105472765, 210945530]

約数ペア:

[(1, 210945530), (2, 105472765), (5, 42189106), (10, 21094553), (43, 4905710), (86, 2452855), (215, 981142), (430, 490571)]