20021673

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{9829}}^1$

素因数の和:9936

約数の個数: 16

約数和(自身を含む): 30826880

約数和(自身を除く): 10805207

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 9829, 29487, 68803, 206409, 953413, 2860239, 6673891, 20021673]

約数ペア:

[(1, 20021673), (3, 6673891), (7, 2860239), (21, 953413), (97, 206409), (291, 68803), (679, 29487), (2037, 9829)]