21709644

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1009}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 55655040

約数和(自身を除く): 33945396

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163, 326, 489, 652, 978, 1009, 1793, 1956, 2018, 3027, 3586, 4036, 5379, 6054, 7172, 10758, 11099, 12108, 21516, 22198, 33297, 44396, 66594, 133188, 164467, 328934, 493401, 657868, 986802, 1809137, 1973604, 3618274, 5427411, 7236548, 10854822, 21709644]

約数ペア:

[(1, 21709644), (2, 10854822), (3, 7236548), (4, 5427411), (6, 3618274), (11, 1973604), (12, 1809137), (22, 986802), (33, 657868), (44, 493401), (66, 328934), (132, 164467), (163, 133188), (326, 66594), (489, 44396), (652, 33297), (978, 22198), (1009, 21516), (1793, 12108), (1956, 11099), (2018, 10758), (3027, 7172), (3586, 6054), (4036, 5379)]