21490468776

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{6863}}^1$

素因数の和:7013

約数の個数: 256

約数和(自身を含む): 72483840000

約数和(自身を除く): 50993371224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 109, 114, 126, 133, 152, 168, 171, 189, 216, 218, 228, 252, 266, 327, 342, 378, 399, 436, 456, 504, 513, 532, 654, 684, 756, 763, 798, 872, 981, 1026, 1064, 1197, 1308, 1368, 1512, 1526, 1596, 1962, 2052, 2071, 2289, 2394, 2616, 2943, 3052, 3192, 3591, 3924, 4104, 4142, 4578, 4788, 5886, 6104, 6213, 6863, 6867, 7182, 7848, 8284, 9156, 9576, 11772, 12426, 13726, 13734, 14364, 14497, 16568, 18312, 18639, 20589, 20601, 23544, 24852, 27452, 27468, 28728, 28994, 37278, 41178, 41202, 43491, 48041, 49704, 54904, 54936, 55917, 57988, 61767, 74556, 82356, 82404, 86982, 96082, 111834, 115976, 123534, 130397, 130473, 144123, 149112, 164712, 164808, 173964, 185301, 192164, 223668, 247068, 260794, 260946, 288246, 347928, 370602, 384328, 391191, 391419, 432369, 447336, 494136, 521588, 521892, 576492, 741204, 748067, 782382, 782838, 864738, 912779, 1043176, 1043784, 1152984, 1173573, 1297107, 1482408, 1496134, 1564764, 1565676, 1729476, 1825558, 2244201, 2347146, 2594214, 2738337, 2992268, 3129528, 3131352, 3458952, 3520719, 3651116, 4488402, 4694292, 5188428, 5236469, 5476674, 5984536, 6732603, 7041438, 7302232, 8215011, 8976804, 9388584, 10376856, 10472938, 10953348, 13465206, 14082876, 14213273, 15709407, 16430022, 17953608, 20197809, 20945876, 21906696, 24645033, 26930412, 28165752, 28426546, 31418814, 32860044, 40395618, 41891752, 42639819, 47128221, 49290066, 53860824, 56853092, 62837628, 65720088, 80791236, 85279638, 94256442, 98580132, 99492911, 113706184, 125675256, 127919457, 141384663, 161582472, 170559276, 188512884, 197160264, 198985822, 255838914, 282769326, 298478733, 341118552, 377025768, 383758371, 397971644, 511677828, 565538652, 596957466, 767516742, 795943288, 895436199, 1023355656, 1131077304, 1193914932, 1535033484, 1790872398, 2387829864, 2686308597, 3070066968, 3581744796, 5372617194, 7163489592, 10745234388, 21490468776]

約数ペア:

[(1, 21490468776), (2, 10745234388), (3, 7163489592), (4, 5372617194), (6, 3581744796), (7, 3070066968), (8, 2686308597), (9, 2387829864), (12, 1790872398), (14, 1535033484), (18, 1193914932), (19, 1131077304), (21, 1023355656), (24, 895436199), (27, 795943288), (28, 767516742), (36, 596957466), (38, 565538652), (42, 511677828), (54, 397971644), (56, 383758371), (57, 377025768), (63, 341118552), (72, 298478733), (76, 282769326), (84, 255838914), (108, 198985822), (109, 197160264), (114, 188512884), (126, 170559276), (133, 161582472), (152, 141384663), (168, 127919457), (171, 125675256), (189, 113706184), (216, 99492911), (218, 98580132), (228, 94256442), (252, 85279638), (266, 80791236), (327, 65720088), (342, 62837628), (378, 56853092), (399, 53860824), (436, 49290066), (456, 47128221), (504, 42639819), (513, 41891752), (532, 40395618), (654, 32860044), (684, 31418814), (756, 28426546), (763, 28165752), (798, 26930412), (872, 24645033), (981, 21906696), (1026, 20945876), (1064, 20197809), (1197, 17953608), (1308, 16430022), (1368, 15709407), (1512, 14213273), (1526, 14082876), (1596, 13465206), (1962, 10953348), (2052, 10472938), (2071, 10376856), (2289, 9388584), (2394, 8976804), (2616, 8215011), (2943, 7302232), (3052, 7041438), (3192, 6732603), (3591, 5984536), (3924, 5476674), (4104, 5236469), (4142, 5188428), (4578, 4694292), (4788, 4488402), (5886, 3651116), (6104, 3520719), (6213, 3458952), (6863, 3131352), (6867, 3129528), (7182, 2992268), (7848, 2738337), (8284, 2594214), (9156, 2347146), (9576, 2244201), (11772, 1825558), (12426, 1729476), (13726, 1565676), (13734, 1564764), (14364, 1496134), (14497, 1482408), (16568, 1297107), (18312, 1173573), (18639, 1152984), (20589, 1043784), (20601, 1043176), (23544, 912779), (24852, 864738), (27452, 782838), (27468, 782382), (28728, 748067), (28994, 741204), (37278, 576492), (41178, 521892), (41202, 521588), (43491, 494136), (48041, 447336), (49704, 432369), (54904, 391419), (54936, 391191), (55917, 384328), (57988, 370602), (61767, 347928), (74556, 288246), (82356, 260946), (82404, 260794), (86982, 247068), (96082, 223668), (111834, 192164), (115976, 185301), (123534, 173964), (130397, 164808), (130473, 164712), (144123, 149112)]