21208066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:594

約数の個数: 32

約数和(自身を含む): 36936000

約数和(自身を除く): 15727934

約数列:

[1, 2, 11, 19, 22, 38, 113, 209, 226, 418, 449, 898, 1243, 2147, 2486, 4294, 4939, 8531, 9878, 17062, 23617, 47234, 50737, 93841, 101474, 187682, 558107, 964003, 1116214, 1928006, 10604033, 21208066]

約数ペア:

[(1, 21208066), (2, 10604033), (11, 1928006), (19, 1116214), (22, 964003), (38, 558107), (113, 187682), (209, 101474), (226, 93841), (418, 50737), (449, 47234), (898, 23617), (1243, 17062), (2147, 9878), (2486, 8531), (4294, 4939)]