21128058672

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1\times {\mathrm{5581}}^1$

素因数の和:6211

約数の個数: 160

約数和(自身を含む): 65783646720

約数和(自身を除く): 44655588048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 593, 798, 912, 1064, 1186, 1596, 1779, 2128, 2372, 3192, 3558, 4151, 4744, 5581, 6384, 7116, 8302, 9488, 11162, 11267, 12453, 14232, 16604, 16743, 22324, 22534, 24906, 28464, 33208, 33486, 33801, 39067, 44648, 45068, 49812, 66416, 66972, 67602, 78134, 78869, 89296, 90136, 99624, 106039, 117201, 133944, 135204, 156268, 157738, 180272, 199248, 212078, 234402, 236607, 267888, 270408, 312536, 315476, 318117, 424156, 468804, 473214, 540816, 625072, 630952, 636234, 742273, 848312, 937608, 946428, 1261904, 1272468, 1484546, 1696624, 1875216, 1892856, 2226819, 2544936, 2969092, 3309533, 3785712, 4453638, 5089872, 5938184, 6619066, 8907276, 9928599, 11876368, 13238132, 17814552, 19857198, 23166731, 26476264, 35629104, 39714396, 46333462, 52952528, 62881127, 69500193, 79428792, 92666924, 125762254, 139000386, 158857584, 185333848, 188643381, 251524508, 278000772, 370667696, 377286762, 440167889, 503049016, 556001544, 754573524, 880335778, 1006098032, 1112003088, 1320503667, 1509147048, 1760671556, 2641007334, 3018294096, 3521343112, 5282014668, 7042686224, 10564029336, 21128058672]

約数ペア:

[(1, 21128058672), (2, 10564029336), (3, 7042686224), (4, 5282014668), (6, 3521343112), (7, 3018294096), (8, 2641007334), (12, 1760671556), (14, 1509147048), (16, 1320503667), (19, 1112003088), (21, 1006098032), (24, 880335778), (28, 754573524), (38, 556001544), (42, 503049016), (48, 440167889), (56, 377286762), (57, 370667696), (76, 278000772), (84, 251524508), (112, 188643381), (114, 185333848), (133, 158857584), (152, 139000386), (168, 125762254), (228, 92666924), (266, 79428792), (304, 69500193), (336, 62881127), (399, 52952528), (456, 46333462), (532, 39714396), (593, 35629104), (798, 26476264), (912, 23166731), (1064, 19857198), (1186, 17814552), (1596, 13238132), (1779, 11876368), (2128, 9928599), (2372, 8907276), (3192, 6619066), (3558, 5938184), (4151, 5089872), (4744, 4453638), (5581, 3785712), (6384, 3309533), (7116, 2969092), (8302, 2544936), (9488, 2226819), (11162, 1892856), (11267, 1875216), (12453, 1696624), (14232, 1484546), (16604, 1272468), (16743, 1261904), (22324, 946428), (22534, 937608), (24906, 848312), (28464, 742273), (33208, 636234), (33486, 630952), (33801, 625072), (39067, 540816), (44648, 473214), (45068, 468804), (49812, 424156), (66416, 318117), (66972, 315476), (67602, 312536), (78134, 270408), (78869, 267888), (89296, 236607), (90136, 234402), (99624, 212078), (106039, 199248), (117201, 180272), (133944, 157738), (135204, 156268)]