1021.00000000

素因数分解:

$2^4\times 3^5\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:513

約数の個数: 120

約数和(自身を含む): 156396240

約数和(自身を除く): 104417568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 81, 87, 108, 116, 144, 162, 174, 216, 232, 243, 261, 324, 348, 432, 461, 464, 486, 522, 648, 696, 783, 922, 972, 1044, 1296, 1383, 1392, 1566, 1844, 1944, 2088, 2349, 2766, 3132, 3688, 3888, 4149, 4176, 4698, 5532, 6264, 7047, 7376, 8298, 9396, 11064, 12447, 12528, 13369, 14094, 16596, 18792, 22128, 24894, 26738, 28188, 33192, 37341, 37584, 40107, 49788, 53476, 56376, 66384, 74682, 80214, 99576, 106952, 112023, 112752, 120321, 149364, 160428, 199152, 213904, 224046, 240642, 298728, 320856, 360963, 448092, 481284, 597456, 641712, 721926, 896184, 962568, 1082889, 1443852, 1792368, 1925136, 2165778, 2887704, 3248667, 4331556, 5775408, 6497334, 8663112, 12994668, 17326224, 25989336, 51978672]

約数ペア:

[(1, 51978672), (2, 25989336), (3, 17326224), (4, 12994668), (6, 8663112), (8, 6497334), (9, 5775408), (12, 4331556), (16, 3248667), (18, 2887704), (24, 2165778), (27, 1925136), (29, 1792368), (36, 1443852), (48, 1082889), (54, 962568), (58, 896184), (72, 721926), (81, 641712), (87, 597456), (108, 481284), (116, 448092), (144, 360963), (162, 320856), (174, 298728), (216, 240642), (232, 224046), (243, 213904), (261, 199152), (324, 160428), (348, 149364), (432, 120321), (461, 112752), (464, 112023), (486, 106952), (522, 99576), (648, 80214), (696, 74682), (783, 66384), (922, 56376), (972, 53476), (1044, 49788), (1296, 40107), (1383, 37584), (1392, 37341), (1566, 33192), (1844, 28188), (1944, 26738), (2088, 24894), (2349, 22128), (2766, 18792), (3132, 16596), (3688, 14094), (3888, 13369), (4149, 12528), (4176, 12447), (4698, 11064), (5532, 9396), (6264, 8298), (7047, 7376)]