21154949816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 384

約数和(自身を含む): 56743034880

約数和(自身を除く): 35588085064

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 61, 62, 77, 88, 91, 104, 121, 122, 124, 127, 143, 154, 182, 217, 242, 244, 248, 254, 286, 308, 341, 364, 403, 427, 434, 484, 488, 508, 572, 616, 671, 682, 728, 793, 806, 847, 854, 868, 889, 968, 1001, 1016, 1144, 1342, 1364, 1397, 1573, 1586, 1612, 1651, 1694, 1708, 1736, 1778, 1891, 2002, 2387, 2684, 2728, 2794, 2821, 3146, 3172, 3224, 3302, 3388, 3416, 3556, 3751, 3782, 3937, 4004, 4433, 4697, 4774, 5368, 5551, 5588, 5642, 6292, 6344, 6604, 6776, 7112, 7381, 7502, 7564, 7747, 7874, 8008, 8723, 8866, 9394, 9548, 9779, 11011, 11102, 11176, 11284, 11557, 12584, 13208, 13237, 14762, 15004, 15128, 15367, 15494, 15748, 17446, 17732, 18161, 18788, 19096, 19558, 20801, 22022, 22204, 22568, 23114, 24583, 26257, 26474, 27559, 29524, 30008, 30734, 30988, 31031, 31496, 34892, 35464, 36322, 37576, 39116, 41602, 43307, 44044, 44408, 46228, 48763, 49166, 51181, 51667, 52514, 52948, 54229, 55118, 59048, 61061, 61468, 61976, 62062, 69784, 72644, 78232, 83204, 85217, 86614, 88088, 92456, 95953, 97526, 98332, 100711, 102362, 103334, 105028, 105896, 107569, 108458, 110236, 122122, 122936, 124124, 127127, 145288, 145607, 166408, 170434, 172081, 173228, 191906, 195052, 196664, 199771, 201422, 204724, 206668, 210056, 215138, 216916, 220472, 228811, 240157, 244244, 248248, 254254, 270413, 291214, 303149, 340868, 341341, 344162, 346456, 358267, 383812, 390104, 399542, 402844, 409448, 413336, 430276, 433832, 457622, 476377, 480314, 488488, 508508, 540826, 562991, 582428, 596519, 606298, 671671, 681736, 682682, 688324, 704977, 716534, 767624, 799084, 805688, 860552, 915244, 937387, 952754, 960628, 1017016, 1081652, 1107821, 1125982, 1164856, 1193038, 1212596, 1343342, 1365364, 1376648, 1398397, 1409954, 1433068, 1598168, 1601677, 1681099, 1830488, 1874774, 1892891, 1905508, 1921256, 2163304, 2215642, 2251964, 2386076, 2425192, 2641727, 2686684, 2730728, 2796794, 2819908, 2866136, 2974543, 3122041, 3203354, 3334639, 3362198, 3749548, 3785782, 3811016, 3940937, 4431284, 4503928, 4772152, 5283454, 5373368, 5593588, 5639816, 5949086, 6192901, 6244082, 6406708, 6561709, 6669278, 6724396, 7499096, 7571564, 7754747, 7881874, 8862568, 10566908, 11187176, 11898172, 12186031, 12385802, 12488164, 12813416, 13123418, 13338556, 13448792, 15143128, 15509494, 15763748, 18492089, 20821801, 21133816, 21854287, 23796344, 24372062, 24771604, 24976328, 26246836, 26677112, 29058997, 31018988, 31527496, 34342451, 36984178, 41643602, 43350307, 43708574, 48744124, 49543208, 52493672, 58117994, 62037976, 68684902, 73968356, 83287204, 85302217, 86700614, 87417148, 97488248, 116235988, 137369804, 147936712, 166574408, 170604434, 173401228, 174834296, 203412979, 232471976, 240397157, 274739608, 341208868, 346802456, 377766961, 406825958, 480794314, 682417736, 755533922, 813651916, 961588628, 1511067844, 1627303832, 1923177256, 2644368727, 3022135688, 5288737454, 10577474908, 21154949816]

約数ペア:

[(1, 21154949816), (2, 10577474908), (4, 5288737454), (7, 3022135688), (8, 2644368727), (11, 1923177256), (13, 1627303832), (14, 1511067844), (22, 961588628), (26, 813651916), (28, 755533922), (31, 682417736), (44, 480794314), (52, 406825958), (56, 377766961), (61, 346802456), (62, 341208868), (77, 274739608), (88, 240397157), (91, 232471976), (104, 203412979), (121, 174834296), (122, 173401228), (124, 170604434), (127, 166574408), (143, 147936712), (154, 137369804), (182, 116235988), (217, 97488248), (242, 87417148), (244, 86700614), (248, 85302217), (254, 83287204), (286, 73968356), (308, 68684902), (341, 62037976), (364, 58117994), (403, 52493672), (427, 49543208), (434, 48744124), (484, 43708574), (488, 43350307), (508, 41643602), (572, 36984178), (616, 34342451), (671, 31527496), (682, 31018988), (728, 29058997), (793, 26677112), (806, 26246836), (847, 24976328), (854, 24771604), (868, 24372062), (889, 23796344), (968, 21854287), (1001, 21133816), (1016, 20821801), (1144, 18492089), (1342, 15763748), (1364, 15509494), (1397, 15143128), (1573, 13448792), (1586, 13338556), (1612, 13123418), (1651, 12813416), (1694, 12488164), (1708, 12385802), (1736, 12186031), (1778, 11898172), (1891, 11187176), (2002, 10566908), (2387, 8862568), (2684, 7881874), (2728, 7754747), (2794, 7571564), (2821, 7499096), (3146, 6724396), (3172, 6669278), (3224, 6561709), (3302, 6406708), (3388, 6244082), (3416, 6192901), (3556, 5949086), (3751, 5639816), (3782, 5593588), (3937, 5373368), (4004, 5283454), (4433, 4772152), (4697, 4503928), (4774, 4431284), (5368, 3940937), (5551, 3811016), (5588, 3785782), (5642, 3749548), (6292, 3362198), (6344, 3334639), (6604, 3203354), (6776, 3122041), (7112, 2974543), (7381, 2866136), (7502, 2819908), (7564, 2796794), (7747, 2730728), (7874, 2686684), (8008, 2641727), (8723, 2425192), (8866, 2386076), (9394, 2251964), (9548, 2215642), (9779, 2163304), (11011, 1921256), (11102, 1905508), (11176, 1892891), (11284, 1874774), (11557, 1830488), (12584, 1681099), (13208, 1601677), (13237, 1598168), (14762, 1433068), (15004, 1409954), (15128, 1398397), (15367, 1376648), (15494, 1365364), (15748, 1343342), (17446, 1212596), (17732, 1193038), (18161, 1164856), (18788, 1125982), (19096, 1107821), (19558, 1081652), (20801, 1017016), (22022, 960628), (22204, 952754), (22568, 937387), (23114, 915244), (24583, 860552), (26257, 805688), (26474, 799084), (27559, 767624), (29524, 716534), (30008, 704977), (30734, 688324), (30988, 682682), (31031, 681736), (31496, 671671), (34892, 606298), (35464, 596519), (36322, 582428), (37576, 562991), (39116, 540826), (41602, 508508), (43307, 488488), (44044, 480314), (44408, 476377), (46228, 457622), (48763, 433832), (49166, 430276), (51181, 413336), (51667, 409448), (52514, 402844), (52948, 399542), (54229, 390104), (55118, 383812), (59048, 358267), (61061, 346456), (61468, 344162), (61976, 341341), (62062, 340868), (69784, 303149), (72644, 291214), (78232, 270413), (83204, 254254), (85217, 248248), (86614, 244244), (88088, 240157), (92456, 228811), (95953, 220472), (97526, 216916), (98332, 215138), (100711, 210056), (102362, 206668), (103334, 204724), (105028, 201422), (105896, 199771), (107569, 196664), (108458, 195052), (110236, 191906), (122122, 173228), (122936, 172081), (124124, 170434), (127127, 166408), (145288, 145607)]