2181821630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9486181}}^1$

素因数の和:9486211

約数の個数: 16

約数和(自身を含む): 4098030624

約数和(自身を除く): 1916208994

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 9486181, 18972362, 47430905, 94861810, 218182163, 436364326, 1090910815, 2181821630]

約数ペア:

[(1, 2181821630), (2, 1090910815), (5, 436364326), (10, 218182163), (23, 94861810), (46, 47430905), (115, 18972362), (230, 9486181)]