211231426

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21647}}^1$

素因数の和:21714

約数の個数: 32

約数和(自身を含む): 392781312

約数和(自身を除く): 181549886

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 4879, 9758, 21647, 43294, 151529, 303058, 367999, 735998, 887527, 1775054, 2575993, 5151986, 6212689, 12425378, 15087959, 30175918, 105615713, 211231426]

約数ペア:

[(1, 211231426), (2, 105615713), (7, 30175918), (14, 15087959), (17, 12425378), (34, 6212689), (41, 5151986), (82, 2575993), (119, 1775054), (238, 887527), (287, 735998), (574, 367999), (697, 303058), (1394, 151529), (4879, 43294), (9758, 21647)]