21168576

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:299

約数の個数: 168

約数和(自身を含む): 71560944

約数和(自身を除く): 50392368

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 32, 33, 36, 39, 44, 48, 52, 64, 66, 72, 78, 88, 96, 99, 104, 117, 132, 143, 144, 156, 176, 192, 198, 208, 234, 257, 264, 286, 288, 312, 352, 396, 416, 429, 468, 514, 528, 572, 576, 624, 704, 771, 792, 832, 858, 936, 1028, 1056, 1144, 1248, 1287, 1542, 1584, 1716, 1872, 2056, 2112, 2288, 2313, 2496, 2574, 2827, 3084, 3168, 3341, 3432, 3744, 4112, 4576, 4626, 5148, 5654, 6168, 6336, 6682, 6864, 7488, 8224, 8481, 9152, 9252, 10023, 10296, 11308, 12336, 13364, 13728, 16448, 16962, 18504, 20046, 20592, 22616, 24672, 25443, 26728, 27456, 30069, 33924, 36751, 37008, 40092, 41184, 45232, 49344, 50886, 53456, 60138, 67848, 73502, 74016, 80184, 82368, 90464, 101772, 106912, 110253, 120276, 135696, 147004, 148032, 160368, 180928, 203544, 213824, 220506, 240552, 271392, 294008, 320736, 330759, 407088, 441012, 481104, 542784, 588016, 641472, 661518, 814176, 882024, 962208, 1176032, 1323036, 1628352, 1764048, 1924416, 2352064, 2646072, 3528096, 5292144, 7056192, 10584288, 21168576]

約数ペア:

[(1, 21168576), (2, 10584288), (3, 7056192), (4, 5292144), (6, 3528096), (8, 2646072), (9, 2352064), (11, 1924416), (12, 1764048), (13, 1628352), (16, 1323036), (18, 1176032), (22, 962208), (24, 882024), (26, 814176), (32, 661518), (33, 641472), (36, 588016), (39, 542784), (44, 481104), (48, 441012), (52, 407088), (64, 330759), (66, 320736), (72, 294008), (78, 271392), (88, 240552), (96, 220506), (99, 213824), (104, 203544), (117, 180928), (132, 160368), (143, 148032), (144, 147004), (156, 135696), (176, 120276), (192, 110253), (198, 106912), (208, 101772), (234, 90464), (257, 82368), (264, 80184), (286, 74016), (288, 73502), (312, 67848), (352, 60138), (396, 53456), (416, 50886), (429, 49344), (468, 45232), (514, 41184), (528, 40092), (572, 37008), (576, 36751), (624, 33924), (704, 30069), (771, 27456), (792, 26728), (832, 25443), (858, 24672), (936, 22616), (1028, 20592), (1056, 20046), (1144, 18504), (1248, 16962), (1287, 16448), (1542, 13728), (1584, 13364), (1716, 12336), (1872, 11308), (2056, 10296), (2112, 10023), (2288, 9252), (2313, 9152), (2496, 8481), (2574, 8224), (2827, 7488), (3084, 6864), (3168, 6682), (3341, 6336), (3432, 6168), (3744, 5654), (4112, 5148), (4576, 4626)]