21376674

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1009}}^1$

素因数の和:1135

約数の個数: 48

約数和(自身を含む): 51049440

約数和(自身を除く): 29672766

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 107, 198, 214, 321, 642, 963, 1009, 1177, 1926, 2018, 2354, 3027, 3531, 6054, 7062, 9081, 10593, 11099, 18162, 21186, 22198, 33297, 66594, 99891, 107963, 199782, 215926, 323889, 647778, 971667, 1187593, 1943334, 2375186, 3562779, 7125558, 10688337, 21376674]

約数ペア:

[(1, 21376674), (2, 10688337), (3, 7125558), (6, 3562779), (9, 2375186), (11, 1943334), (18, 1187593), (22, 971667), (33, 647778), (66, 323889), (99, 215926), (107, 199782), (198, 107963), (214, 99891), (321, 66594), (642, 33297), (963, 22198), (1009, 21186), (1177, 18162), (1926, 11099), (2018, 10593), (2354, 9081), (3027, 7062), (3531, 6054)]