2021090001

素因数分解:

$3^1\times 7^1\times {\mathrm{6143}}^1\times {\mathrm{15667}}^1$

素因数の和:21820

約数の個数: 16

約数和(自身を含む): 3080454144

約数和(自身を除く): 1059364143

約数列:

[1, 3, 7, 21, 6143, 15667, 18429, 43001, 47001, 109669, 129003, 329007, 96242381, 288727143, 673696667, 2021090001]

約数ペア:

[(1, 2021090001), (3, 673696667), (7, 288727143), (21, 96242381), (6143, 329007), (15667, 129003), (18429, 109669), (43001, 47001)]