21009317616

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{129457}}^1$

素因数の和:129508

約数の個数: 180

約数和(自身を含む): 71370713232

約数和(自身を除く): 50361395616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 49, 56, 63, 69, 72, 84, 92, 98, 112, 126, 138, 144, 147, 161, 168, 184, 196, 207, 252, 276, 294, 322, 336, 368, 392, 414, 441, 483, 504, 552, 588, 644, 784, 828, 882, 966, 1008, 1104, 1127, 1176, 1288, 1449, 1656, 1764, 1932, 2254, 2352, 2576, 2898, 3312, 3381, 3528, 3864, 4508, 5796, 6762, 7056, 7728, 9016, 10143, 11592, 13524, 18032, 20286, 23184, 27048, 40572, 54096, 81144, 129457, 162288, 258914, 388371, 517828, 776742, 906199, 1035656, 1165113, 1553484, 1812398, 2071312, 2330226, 2718597, 2977511, 3106968, 3624796, 4660452, 5437194, 5955022, 6213936, 6343393, 7249592, 8155791, 8932533, 9320904, 10874388, 11910044, 12686786, 14499184, 16311582, 17865066, 18641808, 19030179, 20842577, 21748776, 23820088, 25373572, 26797599, 32623164, 35730132, 38060358, 41685154, 43497552, 47640176, 50747144, 53595198, 57090537, 62527731, 65246328, 71460264, 76120716, 83370308, 101494288, 107190396, 114181074, 125055462, 130492656, 142920528, 145898039, 152241432, 166740616, 187583193, 214380792, 228362148, 250110924, 291796078, 304482864, 333481232, 375166386, 428761584, 437694117, 456724296, 500221848, 583592156, 750332772, 875388234, 913448592, 1000443696, 1167184312, 1313082351, 1500665544, 1750776468, 2334368624, 2626164702, 3001331088, 3501552936, 5252329404, 7003105872, 10504658808, 21009317616]

約数ペア:

[(1, 21009317616), (2, 10504658808), (3, 7003105872), (4, 5252329404), (6, 3501552936), (7, 3001331088), (8, 2626164702), (9, 2334368624), (12, 1750776468), (14, 1500665544), (16, 1313082351), (18, 1167184312), (21, 1000443696), (23, 913448592), (24, 875388234), (28, 750332772), (36, 583592156), (42, 500221848), (46, 456724296), (48, 437694117), (49, 428761584), (56, 375166386), (63, 333481232), (69, 304482864), (72, 291796078), (84, 250110924), (92, 228362148), (98, 214380792), (112, 187583193), (126, 166740616), (138, 152241432), (144, 145898039), (147, 142920528), (161, 130492656), (168, 125055462), (184, 114181074), (196, 107190396), (207, 101494288), (252, 83370308), (276, 76120716), (294, 71460264), (322, 65246328), (336, 62527731), (368, 57090537), (392, 53595198), (414, 50747144), (441, 47640176), (483, 43497552), (504, 41685154), (552, 38060358), (588, 35730132), (644, 32623164), (784, 26797599), (828, 25373572), (882, 23820088), (966, 21748776), (1008, 20842577), (1104, 19030179), (1127, 18641808), (1176, 17865066), (1288, 16311582), (1449, 14499184), (1656, 12686786), (1764, 11910044), (1932, 10874388), (2254, 9320904), (2352, 8932533), (2576, 8155791), (2898, 7249592), (3312, 6343393), (3381, 6213936), (3528, 5955022), (3864, 5437194), (4508, 4660452), (5796, 3624796), (6762, 3106968), (7056, 2977511), (7728, 2718597), (9016, 2330226), (10143, 2071312), (11592, 1812398), (13524, 1553484), (18032, 1165113), (20286, 1035656), (23184, 906199), (27048, 776742), (40572, 517828), (54096, 388371), (81144, 258914), (129457, 162288)]