121021490

素因数分解:

$2^1\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{11321}}^1$

素因数の和:12397

約数の個数: 16

約数和(自身を含む): 218061720

約数和(自身を除く): 97040230

約数列:

[1, 2, 5, 10, 1069, 2138, 5345, 10690, 11321, 22642, 56605, 113210, 12102149, 24204298, 60510745, 121021490]

約数ペア:

[(1, 121021490), (2, 60510745), (5, 24204298), (10, 12102149), (1069, 113210), (2138, 56605), (5345, 22642), (10690, 11321)]