21232926

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 55272672

約数和(自身を除く): 34039746

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 73, 78, 99, 113, 117, 143, 146, 198, 219, 226, 234, 286, 339, 429, 438, 657, 678, 803, 858, 949, 1017, 1243, 1287, 1314, 1469, 1606, 1898, 2034, 2409, 2486, 2574, 2847, 2938, 3729, 4407, 4818, 5694, 7227, 7458, 8249, 8541, 8814, 10439, 11187, 13221, 14454, 16159, 16498, 17082, 20878, 22374, 24747, 26442, 31317, 32318, 48477, 49494, 62634, 74241, 90739, 93951, 96954, 107237, 145431, 148482, 181478, 187902, 214474, 272217, 290862, 321711, 544434, 643422, 816651, 965133, 1179607, 1633302, 1930266, 2359214, 3538821, 7077642, 10616463, 21232926]

約数ペア:

[(1, 21232926), (2, 10616463), (3, 7077642), (6, 3538821), (9, 2359214), (11, 1930266), (13, 1633302), (18, 1179607), (22, 965133), (26, 816651), (33, 643422), (39, 544434), (66, 321711), (73, 290862), (78, 272217), (99, 214474), (113, 187902), (117, 181478), (143, 148482), (146, 145431), (198, 107237), (219, 96954), (226, 93951), (234, 90739), (286, 74241), (339, 62634), (429, 49494), (438, 48477), (657, 32318), (678, 31317), (803, 26442), (858, 24747), (949, 22374), (1017, 20878), (1243, 17082), (1287, 16498), (1314, 16159), (1469, 14454), (1606, 13221), (1898, 11187), (2034, 10439), (2409, 8814), (2486, 8541), (2574, 8249), (2847, 7458), (2938, 7227), (3729, 5694), (4407, 4818)]