21207222

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{9277}}^1$

素因数の和:9412

約数の個数: 24

約数和(自身を含む): 46315776

約数和(自身を除く): 25108554

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 9277, 18554, 27831, 55662, 83493, 166986, 1178179, 2356358, 3534537, 7069074, 10603611, 21207222]

約数ペア:

[(1, 21207222), (2, 10603611), (3, 7069074), (6, 3534537), (9, 2356358), (18, 1178179), (127, 166986), (254, 83493), (381, 55662), (762, 27831), (1143, 18554), (2286, 9277)]