21390568992

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{1489}}^1$

素因数の和:2800

約数の個数: 192

約数和(自身を含む): 67286016000

約数和(自身を除く): 45895447008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 208, 216, 234, 288, 312, 351, 416, 432, 468, 624, 702, 864, 936, 1248, 1279, 1404, 1489, 1872, 2558, 2808, 2978, 3744, 3837, 4467, 5116, 5616, 5956, 7674, 8934, 10232, 11232, 11511, 11912, 13401, 15348, 16627, 17868, 19357, 20464, 23022, 23824, 26802, 30696, 33254, 34533, 35736, 38714, 40203, 40928, 46044, 47648, 49881, 53604, 58071, 61392, 66508, 69066, 71472, 77428, 80406, 92088, 99762, 107208, 116142, 122784, 133016, 138132, 142944, 149643, 154856, 160812, 174213, 184176, 199524, 214416, 232284, 266032, 276264, 299286, 309712, 321624, 348426, 368352, 399048, 428832, 448929, 464568, 522639, 532064, 552528, 598572, 619424, 643248, 696852, 798096, 897858, 929136, 1045278, 1105056, 1197144, 1286496, 1393704, 1596192, 1795716, 1858272, 1904431, 2090556, 2394288, 2787408, 3591432, 3808862, 4181112, 4788576, 5574816, 5713293, 7182864, 7617724, 8362224, 11426586, 14365728, 15235448, 16724448, 17139879, 22853172, 24757603, 30470896, 34279758, 45706344, 49515206, 51419637, 60941792, 68559516, 74272809, 91412688, 99030412, 102839274, 137119032, 148545618, 182825376, 198060824, 205678548, 222818427, 274238064, 297091236, 396121648, 411357096, 445636854, 548476128, 594182472, 668455281, 792243296, 822714192, 891273708, 1188364944, 1336910562, 1645428384, 1782547416, 2376729888, 2673821124, 3565094832, 5347642248, 7130189664, 10695284496, 21390568992]

約数ペア:

[(1, 21390568992), (2, 10695284496), (3, 7130189664), (4, 5347642248), (6, 3565094832), (8, 2673821124), (9, 2376729888), (12, 1782547416), (13, 1645428384), (16, 1336910562), (18, 1188364944), (24, 891273708), (26, 822714192), (27, 792243296), (32, 668455281), (36, 594182472), (39, 548476128), (48, 445636854), (52, 411357096), (54, 396121648), (72, 297091236), (78, 274238064), (96, 222818427), (104, 205678548), (108, 198060824), (117, 182825376), (144, 148545618), (156, 137119032), (208, 102839274), (216, 99030412), (234, 91412688), (288, 74272809), (312, 68559516), (351, 60941792), (416, 51419637), (432, 49515206), (468, 45706344), (624, 34279758), (702, 30470896), (864, 24757603), (936, 22853172), (1248, 17139879), (1279, 16724448), (1404, 15235448), (1489, 14365728), (1872, 11426586), (2558, 8362224), (2808, 7617724), (2978, 7182864), (3744, 5713293), (3837, 5574816), (4467, 4788576), (5116, 4181112), (5616, 3808862), (5956, 3591432), (7674, 2787408), (8934, 2394288), (10232, 2090556), (11232, 1904431), (11511, 1858272), (11912, 1795716), (13401, 1596192), (15348, 1393704), (16627, 1286496), (17868, 1197144), (19357, 1105056), (20464, 1045278), (23022, 929136), (23824, 897858), (26802, 798096), (30696, 696852), (33254, 643248), (34533, 619424), (35736, 598572), (38714, 552528), (40203, 532064), (40928, 522639), (46044, 464568), (47648, 448929), (49881, 428832), (53604, 399048), (58071, 368352), (61392, 348426), (66508, 321624), (69066, 309712), (71472, 299286), (77428, 276264), (80406, 266032), (92088, 232284), (99762, 214416), (107208, 199524), (116142, 184176), (122784, 174213), (133016, 160812), (138132, 154856), (142944, 149643)]