2021134682

素因数分解:

$2^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{408971}}^1$

素因数の和:409333

約数の個数: 16

約数和(自身を含む): 3474626112

約数和(自身を除く): 1453491430

約数列:

[1, 2, 7, 14, 353, 706, 2471, 4942, 408971, 817942, 2862797, 5725594, 144366763, 288733526, 1010567341, 2021134682]

約数ペア:

[(1, 2021134682), (2, 1010567341), (7, 288733526), (14, 144366763), (353, 5725594), (706, 2862797), (2471, 817942), (4942, 408971)]