21706086248

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{863}}^1$

素因数の和:1220

約数の個数: 192

約数和(自身を含む): 54606182400

約数和(自身を除く): 32900096152

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 133, 152, 154, 196, 209, 266, 307, 308, 392, 418, 532, 539, 614, 616, 836, 863, 931, 1064, 1078, 1228, 1463, 1672, 1726, 1862, 2149, 2156, 2456, 2926, 3377, 3452, 3724, 4298, 4312, 5833, 5852, 6041, 6754, 6904, 7448, 8596, 9493, 10241, 11666, 11704, 12082, 13508, 15043, 16397, 17192, 18986, 20482, 23332, 23639, 24164, 27016, 30086, 32794, 37972, 40831, 40964, 42287, 46664, 47278, 48328, 60172, 64163, 65588, 66451, 75944, 81662, 81928, 84574, 94556, 114779, 120344, 128326, 131176, 132902, 163324, 165473, 169148, 180367, 189112, 229558, 256652, 264941, 265804, 285817, 326648, 330946, 338296, 360734, 449141, 459116, 465157, 513304, 529882, 531608, 571634, 661892, 721468, 803453, 898282, 918232, 930314, 1059764, 1143268, 1262569, 1323784, 1442936, 1606906, 1796564, 1854587, 1860628, 2119528, 2286536, 2525138, 2914351, 3143987, 3213812, 3593128, 3709174, 3721256, 5033879, 5050276, 5828702, 6287974, 6427624, 7418348, 8837983, 10067758, 10100552, 11657404, 12575948, 12982109, 14836696, 17675966, 20135516, 20400457, 23314808, 25151896, 25964218, 35237153, 35351932, 40271032, 40800914, 51928436, 55372669, 70474306, 70703864, 81601828, 103856872, 110745338, 140948612, 142803199, 163203656, 221490676, 246660071, 281897224, 285606398, 387608683, 442981352, 493320142, 571212796, 775217366, 986640284, 1142425592, 1550434732, 1973280568, 2713260781, 3100869464, 5426521562, 10853043124, 21706086248]

約数ペア:

[(1, 21706086248), (2, 10853043124), (4, 5426521562), (7, 3100869464), (8, 2713260781), (11, 1973280568), (14, 1550434732), (19, 1142425592), (22, 986640284), (28, 775217366), (38, 571212796), (44, 493320142), (49, 442981352), (56, 387608683), (76, 285606398), (77, 281897224), (88, 246660071), (98, 221490676), (133, 163203656), (152, 142803199), (154, 140948612), (196, 110745338), (209, 103856872), (266, 81601828), (307, 70703864), (308, 70474306), (392, 55372669), (418, 51928436), (532, 40800914), (539, 40271032), (614, 35351932), (616, 35237153), (836, 25964218), (863, 25151896), (931, 23314808), (1064, 20400457), (1078, 20135516), (1228, 17675966), (1463, 14836696), (1672, 12982109), (1726, 12575948), (1862, 11657404), (2149, 10100552), (2156, 10067758), (2456, 8837983), (2926, 7418348), (3377, 6427624), (3452, 6287974), (3724, 5828702), (4298, 5050276), (4312, 5033879), (5833, 3721256), (5852, 3709174), (6041, 3593128), (6754, 3213812), (6904, 3143987), (7448, 2914351), (8596, 2525138), (9493, 2286536), (10241, 2119528), (11666, 1860628), (11704, 1854587), (12082, 1796564), (13508, 1606906), (15043, 1442936), (16397, 1323784), (17192, 1262569), (18986, 1143268), (20482, 1059764), (23332, 930314), (23639, 918232), (24164, 898282), (27016, 803453), (30086, 721468), (32794, 661892), (37972, 571634), (40831, 531608), (40964, 529882), (42287, 513304), (46664, 465157), (47278, 459116), (48328, 449141), (60172, 360734), (64163, 338296), (65588, 330946), (66451, 326648), (75944, 285817), (81662, 265804), (81928, 264941), (84574, 256652), (94556, 229558), (114779, 189112), (120344, 180367), (128326, 169148), (131176, 165473), (132902, 163324)]