21226282

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{409}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 39911040

約数和(自身を除く): 18684758

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 337, 409, 674, 818, 2359, 2863, 3707, 4499, 4718, 5726, 7414, 8998, 25949, 31493, 51898, 62986, 137833, 275666, 964831, 1516163, 1929662, 3032326, 10613141, 21226282]

約数ペア:

[(1, 21226282), (2, 10613141), (7, 3032326), (11, 1929662), (14, 1516163), (22, 964831), (77, 275666), (154, 137833), (337, 62986), (409, 51898), (674, 31493), (818, 25949), (2359, 8998), (2863, 7414), (3707, 5726), (4499, 4718)]