21682837

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 25740288

約数和(自身を除く): 4057451

約数列:

[1, 11, 17, 83, 121, 127, 187, 913, 1397, 1411, 2057, 2159, 10043, 10541, 15367, 15521, 23749, 115951, 170731, 179197, 261239, 1275461, 1971167, 21682837]

約数ペア:

[(1, 21682837), (11, 1971167), (17, 1275461), (83, 261239), (121, 179197), (127, 170731), (187, 115951), (913, 23749), (1397, 15521), (1411, 15367), (2057, 10541), (2159, 10043)]