21210552

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 128

約数和(自身を含む): 65664000

約数和(自身を除く): 44453448

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 79, 88, 99, 108, 113, 132, 158, 198, 216, 226, 237, 264, 297, 316, 339, 396, 452, 474, 594, 632, 678, 711, 792, 869, 904, 948, 1017, 1188, 1243, 1356, 1422, 1738, 1896, 2034, 2133, 2376, 2486, 2607, 2712, 2844, 3051, 3476, 3729, 4068, 4266, 4972, 5214, 5688, 6102, 6952, 7458, 7821, 8136, 8532, 8927, 9944, 10428, 11187, 12204, 14916, 15642, 17064, 17854, 20856, 22374, 23463, 24408, 26781, 29832, 31284, 33561, 35708, 44748, 46926, 53562, 62568, 67122, 71416, 80343, 89496, 93852, 98197, 107124, 134244, 160686, 187704, 196394, 214248, 241029, 268488, 294591, 321372, 392788, 482058, 589182, 642744, 785576, 883773, 964116, 1178364, 1767546, 1928232, 2356728, 2651319, 3535092, 5302638, 7070184, 10605276, 21210552]

約数ペア:

[(1, 21210552), (2, 10605276), (3, 7070184), (4, 5302638), (6, 3535092), (8, 2651319), (9, 2356728), (11, 1928232), (12, 1767546), (18, 1178364), (22, 964116), (24, 883773), (27, 785576), (33, 642744), (36, 589182), (44, 482058), (54, 392788), (66, 321372), (72, 294591), (79, 268488), (88, 241029), (99, 214248), (108, 196394), (113, 187704), (132, 160686), (158, 134244), (198, 107124), (216, 98197), (226, 93852), (237, 89496), (264, 80343), (297, 71416), (316, 67122), (339, 62568), (396, 53562), (452, 46926), (474, 44748), (594, 35708), (632, 33561), (678, 31284), (711, 29832), (792, 26781), (869, 24408), (904, 23463), (948, 22374), (1017, 20856), (1188, 17854), (1243, 17064), (1356, 15642), (1422, 14916), (1738, 12204), (1896, 11187), (2034, 10428), (2133, 9944), (2376, 8927), (2486, 8532), (2607, 8136), (2712, 7821), (2844, 7458), (3051, 6952), (3476, 6102), (3729, 5688), (4068, 5214), (4266, 4972)]