21428291808

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50857}}^1$

素因数の和:50910

約数の個数: 288

約数和(自身を含む): 79973187840

約数和(自身を除く): 58544896032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 19, 21, 22, 24, 28, 32, 33, 36, 38, 42, 44, 48, 56, 57, 63, 66, 72, 76, 77, 84, 88, 96, 99, 112, 114, 126, 132, 133, 144, 152, 154, 168, 171, 176, 198, 209, 224, 228, 231, 252, 264, 266, 288, 304, 308, 336, 342, 352, 396, 399, 418, 456, 462, 504, 528, 532, 608, 616, 627, 672, 684, 693, 792, 798, 836, 912, 924, 1008, 1056, 1064, 1197, 1232, 1254, 1368, 1386, 1463, 1584, 1596, 1672, 1824, 1848, 1881, 2016, 2128, 2394, 2464, 2508, 2736, 2772, 2926, 3168, 3192, 3344, 3696, 3762, 4256, 4389, 4788, 5016, 5472, 5544, 5852, 6384, 6688, 7392, 7524, 8778, 9576, 10032, 11088, 11704, 12768, 13167, 15048, 17556, 19152, 20064, 22176, 23408, 26334, 30096, 35112, 38304, 46816, 50857, 52668, 60192, 70224, 101714, 105336, 140448, 152571, 203428, 210672, 305142, 355999, 406856, 421344, 457713, 559427, 610284, 711998, 813712, 915426, 966283, 1067997, 1118854, 1220568, 1423996, 1627424, 1678281, 1830852, 1932566, 2135994, 2237708, 2441136, 2847992, 2898849, 3203991, 3356562, 3661704, 3865132, 3915989, 4271988, 4475416, 4882272, 5034843, 5695984, 5797698, 6407982, 6713124, 6763981, 7323408, 7730264, 7831978, 8543976, 8696547, 8950832, 10069686, 10629113, 11391968, 11595396, 11747967, 12815964, 13426248, 13527962, 14646816, 15460528, 15663956, 17087952, 17393094, 17901664, 20139372, 20291943, 21258226, 23190792, 23495934, 25631928, 26852496, 27055924, 30921056, 31327912, 31887339, 34175904, 34786188, 35243901, 40278744, 40583886, 42516452, 46381584, 46991868, 51263856, 53704992, 54111848, 60875829, 62655824, 63774678, 69572376, 70487802, 74403791, 80557488, 81167772, 85032904, 92763168, 93983736, 95662017, 102527712, 108223696, 121751658, 125311648, 127549356, 139144752, 140975604, 148807582, 161114976, 162335544, 170065808, 187967472, 191324034, 216447392, 223211373, 243503316, 255098712, 278289504, 281951208, 297615164, 324671088, 340131616, 375934944, 382648068, 446422746, 487006632, 510197424, 563902416, 595230328, 649342176, 669634119, 765296136, 892845492, 974013264, 1020394848, 1127804832, 1190460656, 1339268238, 1530592272, 1785690984, 1948026528, 2380921312, 2678536476, 3061184544, 3571381968, 5357072952, 7142763936, 10714145904, 21428291808]

約数ペア:

[(1, 21428291808), (2, 10714145904), (3, 7142763936), (4, 5357072952), (6, 3571381968), (7, 3061184544), (8, 2678536476), (9, 2380921312), (11, 1948026528), (12, 1785690984), (14, 1530592272), (16, 1339268238), (18, 1190460656), (19, 1127804832), (21, 1020394848), (22, 974013264), (24, 892845492), (28, 765296136), (32, 669634119), (33, 649342176), (36, 595230328), (38, 563902416), (42, 510197424), (44, 487006632), (48, 446422746), (56, 382648068), (57, 375934944), (63, 340131616), (66, 324671088), (72, 297615164), (76, 281951208), (77, 278289504), (84, 255098712), (88, 243503316), (96, 223211373), (99, 216447392), (112, 191324034), (114, 187967472), (126, 170065808), (132, 162335544), (133, 161114976), (144, 148807582), (152, 140975604), (154, 139144752), (168, 127549356), (171, 125311648), (176, 121751658), (198, 108223696), (209, 102527712), (224, 95662017), (228, 93983736), (231, 92763168), (252, 85032904), (264, 81167772), (266, 80557488), (288, 74403791), (304, 70487802), (308, 69572376), (336, 63774678), (342, 62655824), (352, 60875829), (396, 54111848), (399, 53704992), (418, 51263856), (456, 46991868), (462, 46381584), (504, 42516452), (528, 40583886), (532, 40278744), (608, 35243901), (616, 34786188), (627, 34175904), (672, 31887339), (684, 31327912), (693, 30921056), (792, 27055924), (798, 26852496), (836, 25631928), (912, 23495934), (924, 23190792), (1008, 21258226), (1056, 20291943), (1064, 20139372), (1197, 17901664), (1232, 17393094), (1254, 17087952), (1368, 15663956), (1386, 15460528), (1463, 14646816), (1584, 13527962), (1596, 13426248), (1672, 12815964), (1824, 11747967), (1848, 11595396), (1881, 11391968), (2016, 10629113), (2128, 10069686), (2394, 8950832), (2464, 8696547), (2508, 8543976), (2736, 7831978), (2772, 7730264), (2926, 7323408), (3168, 6763981), (3192, 6713124), (3344, 6407982), (3696, 5797698), (3762, 5695984), (4256, 5034843), (4389, 4882272), (4788, 4475416), (5016, 4271988), (5472, 3915989), (5544, 3865132), (5852, 3661704), (6384, 3356562), (6688, 3203991), (7392, 2898849), (7524, 2847992), (8778, 2441136), (9576, 2237708), (10032, 2135994), (11088, 1932566), (11704, 1830852), (12768, 1678281), (13167, 1627424), (15048, 1423996), (17556, 1220568), (19152, 1118854), (20064, 1067997), (22176, 966283), (23408, 915426), (26334, 813712), (30096, 711998), (35112, 610284), (38304, 559427), (46816, 457713), (50857, 421344), (52668, 406856), (60192, 355999), (70224, 305142), (101714, 210672), (105336, 203428), (140448, 152571)]