2011920981

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5635633}}^1$

素因数の和:5635660

約数の個数: 16

約数和(自身を含む): 3246125184

約数和(自身を除く): 1234204203

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 5635633, 16906899, 39449431, 95805761, 118348293, 287417283, 670640327, 2011920981]

約数ペア:

[(1, 2011920981), (3, 670640327), (7, 287417283), (17, 118348293), (21, 95805761), (51, 39449431), (119, 16906899), (357, 5635633)]