21660912

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:85

約数の個数: 320

約数和(自身を含む): 83328000

約数和(自身を除く): 61667088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 24, 26, 27, 28, 29, 36, 38, 39, 42, 48, 52, 54, 56, 57, 58, 63, 72, 76, 78, 84, 87, 91, 104, 108, 112, 114, 116, 117, 126, 133, 144, 152, 156, 168, 171, 174, 182, 189, 203, 208, 216, 228, 232, 234, 247, 252, 261, 266, 273, 304, 312, 336, 342, 348, 351, 364, 377, 378, 399, 406, 432, 456, 464, 468, 494, 504, 513, 522, 532, 546, 551, 609, 624, 684, 696, 702, 728, 741, 754, 756, 783, 798, 812, 819, 912, 936, 988, 1008, 1026, 1044, 1064, 1092, 1102, 1131, 1197, 1218, 1368, 1392, 1404, 1456, 1482, 1508, 1512, 1566, 1596, 1624, 1638, 1653, 1729, 1827, 1872, 1976, 2052, 2088, 2128, 2184, 2204, 2223, 2262, 2394, 2436, 2457, 2639, 2736, 2808, 2964, 3016, 3024, 3132, 3192, 3248, 3276, 3306, 3393, 3458, 3591, 3654, 3857, 3952, 4104, 4176, 4368, 4408, 4446, 4524, 4788, 4872, 4914, 4959, 5187, 5278, 5481, 5616, 5928, 6032, 6264, 6384, 6552, 6612, 6669, 6786, 6916, 7163, 7182, 7308, 7714, 7917, 8208, 8816, 8892, 9048, 9576, 9744, 9828, 9918, 10179, 10374, 10556, 10962, 11571, 11856, 12528, 13104, 13224, 13338, 13572, 13832, 14326, 14364, 14616, 14877, 15428, 15561, 15834, 17784, 18096, 19152, 19656, 19836, 20358, 20748, 21112, 21489, 21924, 23142, 23751, 26448, 26676, 27144, 27664, 28652, 28728, 29232, 29754, 30856, 31122, 31668, 34713, 35568, 39312, 39672, 40716, 41496, 42224, 42978, 43848, 46284, 46683, 47502, 50141, 53352, 54288, 57304, 57456, 59508, 61712, 62244, 63336, 64467, 69426, 71253, 79344, 81432, 82992, 85956, 87696, 92568, 93366, 95004, 100282, 104139, 106704, 114608, 119016, 124488, 126672, 128934, 138852, 142506, 150423, 162864, 171912, 185136, 186732, 190008, 193401, 200564, 208278, 238032, 248976, 257868, 277704, 285012, 300846, 343824, 373464, 380016, 386802, 401128, 416556, 451269, 515736, 555408, 570024, 601692, 746928, 773604, 802256, 833112, 902538, 1031472, 1140048, 1203384, 1353807, 1547208, 1666224, 1805076, 2406768, 2707614, 3094416, 3610152, 5415228, 7220304, 10830456, 21660912]

約数ペア:

[(1, 21660912), (2, 10830456), (3, 7220304), (4, 5415228), (6, 3610152), (7, 3094416), (8, 2707614), (9, 2406768), (12, 1805076), (13, 1666224), (14, 1547208), (16, 1353807), (18, 1203384), (19, 1140048), (21, 1031472), (24, 902538), (26, 833112), (27, 802256), (28, 773604), (29, 746928), (36, 601692), (38, 570024), (39, 555408), (42, 515736), (48, 451269), (52, 416556), (54, 401128), (56, 386802), (57, 380016), (58, 373464), (63, 343824), (72, 300846), (76, 285012), (78, 277704), (84, 257868), (87, 248976), (91, 238032), (104, 208278), (108, 200564), (112, 193401), (114, 190008), (116, 186732), (117, 185136), (126, 171912), (133, 162864), (144, 150423), (152, 142506), (156, 138852), (168, 128934), (171, 126672), (174, 124488), (182, 119016), (189, 114608), (203, 106704), (208, 104139), (216, 100282), (228, 95004), (232, 93366), (234, 92568), (247, 87696), (252, 85956), (261, 82992), (266, 81432), (273, 79344), (304, 71253), (312, 69426), (336, 64467), (342, 63336), (348, 62244), (351, 61712), (364, 59508), (377, 57456), (378, 57304), (399, 54288), (406, 53352), (432, 50141), (456, 47502), (464, 46683), (468, 46284), (494, 43848), (504, 42978), (513, 42224), (522, 41496), (532, 40716), (546, 39672), (551, 39312), (609, 35568), (624, 34713), (684, 31668), (696, 31122), (702, 30856), (728, 29754), (741, 29232), (754, 28728), (756, 28652), (783, 27664), (798, 27144), (812, 26676), (819, 26448), (912, 23751), (936, 23142), (988, 21924), (1008, 21489), (1026, 21112), (1044, 20748), (1064, 20358), (1092, 19836), (1102, 19656), (1131, 19152), (1197, 18096), (1218, 17784), (1368, 15834), (1392, 15561), (1404, 15428), (1456, 14877), (1482, 14616), (1508, 14364), (1512, 14326), (1566, 13832), (1596, 13572), (1624, 13338), (1638, 13224), (1653, 13104), (1729, 12528), (1827, 11856), (1872, 11571), (1976, 10962), (2052, 10556), (2088, 10374), (2128, 10179), (2184, 9918), (2204, 9828), (2223, 9744), (2262, 9576), (2394, 9048), (2436, 8892), (2457, 8816), (2639, 8208), (2736, 7917), (2808, 7714), (2964, 7308), (3016, 7182), (3024, 7163), (3132, 6916), (3192, 6786), (3248, 6669), (3276, 6612), (3306, 6552), (3393, 6384), (3458, 6264), (3591, 6032), (3654, 5928), (3857, 5616), (3952, 5481), (4104, 5278), (4176, 5187), (4368, 4959), (4408, 4914), (4446, 4872), (4524, 4788)]