21037896

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 63011520

約数和(自身を除く): 41973624

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 101, 132, 198, 202, 263, 264, 303, 396, 404, 526, 606, 789, 792, 808, 909, 1052, 1111, 1212, 1578, 1818, 2104, 2222, 2367, 2424, 2893, 3156, 3333, 3636, 4444, 4734, 5786, 6312, 6666, 7272, 8679, 8888, 9468, 9999, 11572, 13332, 17358, 18936, 19998, 23144, 26037, 26563, 26664, 34716, 39996, 52074, 53126, 69432, 79689, 79992, 104148, 106252, 159378, 208296, 212504, 239067, 292193, 318756, 478134, 584386, 637512, 876579, 956268, 1168772, 1753158, 1912536, 2337544, 2629737, 3506316, 5259474, 7012632, 10518948, 21037896]

約数ペア:

[(1, 21037896), (2, 10518948), (3, 7012632), (4, 5259474), (6, 3506316), (8, 2629737), (9, 2337544), (11, 1912536), (12, 1753158), (18, 1168772), (22, 956268), (24, 876579), (33, 637512), (36, 584386), (44, 478134), (66, 318756), (72, 292193), (88, 239067), (99, 212504), (101, 208296), (132, 159378), (198, 106252), (202, 104148), (263, 79992), (264, 79689), (303, 69432), (396, 53126), (404, 52074), (526, 39996), (606, 34716), (789, 26664), (792, 26563), (808, 26037), (909, 23144), (1052, 19998), (1111, 18936), (1212, 17358), (1578, 13332), (1818, 11572), (2104, 9999), (2222, 9468), (2367, 8888), (2424, 8679), (2893, 7272), (3156, 6666), (3333, 6312), (3636, 5786), (4444, 4734)]