21302958

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{27103}}^1$

素因数の和:27239

約数の個数: 16

約数和(自身を含む): 42932736

約数和(自身を除く): 21629778

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 27103, 54206, 81309, 162618, 3550493, 7100986, 10651479, 21302958]

約数ペア:

[(1, 21302958), (2, 10651479), (3, 7100986), (6, 3550493), (131, 162618), (262, 81309), (393, 54206), (786, 27103)]