2021165919

素因数分解:

$3^3\times {\mathrm{6323}}^1\times {\mathrm{11839}}^1$

素因数の和:18171

約数の個数: 16

約数和(自身を含む): 2995046400

約数和(自身を除く): 973880481

約数列:

[1, 3, 9, 27, 6323, 11839, 18969, 35517, 56907, 106551, 170721, 319653, 74857997, 224573991, 673721973, 2021165919]

約数ペア:

[(1, 2021165919), (3, 673721973), (9, 224573991), (27, 74857997), (6323, 319653), (11839, 170721), (18969, 106551), (35517, 56907)]