21486787728

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{613}}^1\times {\mathrm{2129}}^1$

素因数の和:2774

約数の個数: 160

約数和(自身を含む): 64867872000

約数和(自身を除く): 43381084272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 343, 392, 588, 613, 686, 784, 1029, 1176, 1226, 1372, 1839, 2058, 2129, 2352, 2452, 2744, 3678, 4116, 4258, 4291, 4904, 5488, 6387, 7356, 8232, 8516, 8582, 9808, 12774, 12873, 14712, 14903, 16464, 17032, 17164, 25548, 25746, 29424, 29806, 30037, 34064, 34328, 44709, 51096, 51492, 59612, 60074, 68656, 89418, 90111, 102192, 102984, 104321, 119224, 120148, 178836, 180222, 205968, 208642, 210259, 238448, 240296, 312963, 357672, 360444, 417284, 420518, 480592, 625926, 630777, 715344, 720888, 730247, 834568, 841036, 1251852, 1261554, 1305077, 1441776, 1460494, 1669136, 1682072, 2190741, 2503704, 2523108, 2610154, 2920988, 3364144, 3915231, 4381482, 5007408, 5046216, 5220308, 5841976, 7830462, 8762964, 9135539, 10092432, 10440616, 11683952, 15660924, 17525928, 18271078, 20881232, 27406617, 31321848, 35051856, 36542156, 54813234, 62643696, 63948773, 73084312, 109626468, 127897546, 146168624, 191846319, 219252936, 255795092, 383692638, 438505872, 447641411, 511590184, 767385276, 895282822, 1023180368, 1342924233, 1534770552, 1790565644, 2685848466, 3069541104, 3581131288, 5371696932, 7162262576, 10743393864, 21486787728]

約数ペア:

[(1, 21486787728), (2, 10743393864), (3, 7162262576), (4, 5371696932), (6, 3581131288), (7, 3069541104), (8, 2685848466), (12, 1790565644), (14, 1534770552), (16, 1342924233), (21, 1023180368), (24, 895282822), (28, 767385276), (42, 511590184), (48, 447641411), (49, 438505872), (56, 383692638), (84, 255795092), (98, 219252936), (112, 191846319), (147, 146168624), (168, 127897546), (196, 109626468), (294, 73084312), (336, 63948773), (343, 62643696), (392, 54813234), (588, 36542156), (613, 35051856), (686, 31321848), (784, 27406617), (1029, 20881232), (1176, 18271078), (1226, 17525928), (1372, 15660924), (1839, 11683952), (2058, 10440616), (2129, 10092432), (2352, 9135539), (2452, 8762964), (2744, 7830462), (3678, 5841976), (4116, 5220308), (4258, 5046216), (4291, 5007408), (4904, 4381482), (5488, 3915231), (6387, 3364144), (7356, 2920988), (8232, 2610154), (8516, 2523108), (8582, 2503704), (9808, 2190741), (12774, 1682072), (12873, 1669136), (14712, 1460494), (14903, 1441776), (16464, 1305077), (17032, 1261554), (17164, 1251852), (25548, 841036), (25746, 834568), (29424, 730247), (29806, 720888), (30037, 715344), (34064, 630777), (34328, 625926), (44709, 480592), (51096, 420518), (51492, 417284), (59612, 360444), (60074, 357672), (68656, 312963), (89418, 240296), (90111, 238448), (102192, 210259), (102984, 208642), (104321, 205968), (119224, 180222), (120148, 178836)]