214852070

素因数分解:

$2^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{21991}}^1$

素因数の和:22975

約数の個数: 16

約数和(自身を含む): 387147168

約数和(自身を除く): 172295098

約数列:

[1, 2, 5, 10, 977, 1954, 4885, 9770, 21991, 43982, 109955, 219910, 21485207, 42970414, 107426035, 214852070]

約数ペア:

[(1, 214852070), (2, 107426035), (5, 42970414), (10, 21485207), (977, 219910), (1954, 109955), (4885, 43982), (9770, 21991)]