21550122

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{857}}^1$

素因数の和:1003

約数の個数: 48

約数和(自身を含む): 51397632

約数和(自身を除く): 29847510

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 127, 198, 254, 381, 762, 857, 1143, 1397, 1714, 2286, 2571, 2794, 4191, 5142, 7713, 8382, 9427, 12573, 15426, 18854, 25146, 28281, 56562, 84843, 108839, 169686, 217678, 326517, 653034, 979551, 1197229, 1959102, 2394458, 3591687, 7183374, 10775061, 21550122]

約数ペア:

[(1, 21550122), (2, 10775061), (3, 7183374), (6, 3591687), (9, 2394458), (11, 1959102), (18, 1197229), (22, 979551), (33, 653034), (66, 326517), (99, 217678), (127, 169686), (198, 108839), (254, 84843), (381, 56562), (762, 28281), (857, 25146), (1143, 18854), (1397, 15426), (1714, 12573), (2286, 9427), (2571, 8382), (2794, 7713), (4191, 5142)]