2021333188

素因数分解:

$2^2\times 7^1\times {\mathrm{72190471}}^1$

素因数の和:72190482

約数の個数: 12

約数和(自身を含む): 4042666432

約数和(自身を除く): 2021333244

約数列:

[1, 2, 4, 7, 14, 28, 72190471, 144380942, 288761884, 505333297, 1010666594, 2021333188]

約数ペア:

[(1, 2021333188), (2, 1010666594), (4, 505333297), (7, 288761884), (14, 144380942), (28, 72190471)]