21956814

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:833

約数の個数: 48

約数和(自身を含む): 52279344

約数和(自身を除く): 30322530

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 173, 198, 346, 519, 641, 1038, 1282, 1557, 1903, 1923, 3114, 3806, 3846, 5709, 5769, 7051, 11418, 11538, 14102, 17127, 21153, 34254, 42306, 63459, 110893, 126918, 221786, 332679, 665358, 998037, 1219823, 1996074, 2439646, 3659469, 7318938, 10978407, 21956814]

約数ペア:

[(1, 21956814), (2, 10978407), (3, 7318938), (6, 3659469), (9, 2439646), (11, 1996074), (18, 1219823), (22, 998037), (33, 665358), (66, 332679), (99, 221786), (173, 126918), (198, 110893), (346, 63459), (519, 42306), (641, 34254), (1038, 21153), (1282, 17127), (1557, 14102), (1903, 11538), (1923, 11418), (3114, 7051), (3806, 5769), (3846, 5709)]