2021890983

素因数分解:

$3^1\times 7^1\times {\mathrm{2543}}^1\times {\mathrm{37861}}^1$

素因数の和:40414

約数の個数: 16

約数和(自身を含む): 3082269696

約数和(自身を除く): 1060378713

約数列:

[1, 3, 7, 21, 2543, 7629, 17801, 37861, 53403, 113583, 265027, 795081, 96280523, 288841569, 673963661, 2021890983]

約数ペア:

[(1, 2021890983), (3, 673963661), (7, 288841569), (21, 96280523), (2543, 795081), (7629, 265027), (17801, 113583), (37861, 53403)]