21016296

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 192

約数和(自身を含む): 71136000

約数和(自身を除く): 50119704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 37, 42, 46, 49, 56, 63, 69, 72, 74, 84, 92, 98, 111, 126, 138, 147, 148, 161, 168, 184, 196, 207, 222, 252, 259, 276, 294, 296, 322, 333, 343, 392, 414, 441, 444, 483, 504, 518, 552, 588, 644, 666, 686, 777, 828, 851, 882, 888, 966, 1029, 1036, 1127, 1176, 1288, 1332, 1372, 1449, 1554, 1656, 1702, 1764, 1813, 1932, 2058, 2072, 2254, 2331, 2553, 2664, 2744, 2898, 3087, 3108, 3381, 3404, 3528, 3626, 3864, 4116, 4508, 4662, 5106, 5439, 5796, 5957, 6174, 6216, 6762, 6808, 7252, 7659, 7889, 8232, 9016, 9324, 10143, 10212, 10878, 11592, 11914, 12348, 12691, 13524, 14504, 15318, 15778, 16317, 17871, 18648, 20286, 20424, 21756, 23667, 23828, 24696, 25382, 27048, 30636, 31556, 32634, 35742, 38073, 40572, 41699, 43512, 47334, 47656, 50764, 53613, 61272, 63112, 65268, 71001, 71484, 76146, 81144, 83398, 94668, 101528, 107226, 114219, 125097, 130536, 142002, 142968, 152292, 166796, 189336, 214452, 228438, 250194, 284004, 291893, 304584, 333592, 375291, 428904, 456876, 500388, 568008, 583786, 750582, 875679, 913752, 1000776, 1167572, 1501164, 1751358, 2335144, 2627037, 3002328, 3502716, 5254074, 7005432, 10508148, 21016296]

約数ペア:

[(1, 21016296), (2, 10508148), (3, 7005432), (4, 5254074), (6, 3502716), (7, 3002328), (8, 2627037), (9, 2335144), (12, 1751358), (14, 1501164), (18, 1167572), (21, 1000776), (23, 913752), (24, 875679), (28, 750582), (36, 583786), (37, 568008), (42, 500388), (46, 456876), (49, 428904), (56, 375291), (63, 333592), (69, 304584), (72, 291893), (74, 284004), (84, 250194), (92, 228438), (98, 214452), (111, 189336), (126, 166796), (138, 152292), (147, 142968), (148, 142002), (161, 130536), (168, 125097), (184, 114219), (196, 107226), (207, 101528), (222, 94668), (252, 83398), (259, 81144), (276, 76146), (294, 71484), (296, 71001), (322, 65268), (333, 63112), (343, 61272), (392, 53613), (414, 50764), (441, 47656), (444, 47334), (483, 43512), (504, 41699), (518, 40572), (552, 38073), (588, 35742), (644, 32634), (666, 31556), (686, 30636), (777, 27048), (828, 25382), (851, 24696), (882, 23828), (888, 23667), (966, 21756), (1029, 20424), (1036, 20286), (1127, 18648), (1176, 17871), (1288, 16317), (1332, 15778), (1372, 15318), (1449, 14504), (1554, 13524), (1656, 12691), (1702, 12348), (1764, 11914), (1813, 11592), (1932, 10878), (2058, 10212), (2072, 10143), (2254, 9324), (2331, 9016), (2553, 8232), (2664, 7889), (2744, 7659), (2898, 7252), (3087, 6808), (3108, 6762), (3381, 6216), (3404, 6174), (3528, 5957), (3626, 5796), (3864, 5439), (4116, 5106), (4508, 4662)]