21449347128

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{523}}^1$

素因数の和:1011

約数の個数: 256

約数和(自身を含む): 66869107200

約数和(自身を除く): 45419760072

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 41, 44, 54, 66, 72, 82, 88, 99, 108, 123, 132, 164, 198, 216, 246, 264, 297, 328, 369, 396, 421, 451, 492, 523, 594, 738, 792, 842, 902, 984, 1046, 1107, 1188, 1263, 1353, 1476, 1569, 1684, 1804, 2092, 2214, 2376, 2526, 2706, 2952, 3138, 3368, 3608, 3789, 4059, 4184, 4428, 4631, 4707, 5052, 5412, 5753, 6276, 7578, 8118, 8856, 9262, 9414, 10104, 10824, 11367, 11506, 12177, 12552, 13893, 14121, 15156, 16236, 17259, 17261, 18524, 18828, 21443, 22734, 23012, 24354, 27786, 28242, 30312, 32472, 34518, 34522, 37048, 37656, 41679, 42886, 45468, 46024, 48708, 51777, 51783, 55572, 56484, 64329, 69036, 69044, 83358, 85772, 90936, 97416, 103554, 103566, 111144, 112968, 125037, 128658, 138072, 138088, 155331, 155349, 166716, 171544, 189871, 192987, 207108, 207132, 220183, 235873, 250074, 257316, 310662, 310698, 333432, 379742, 385974, 414216, 414264, 440366, 466047, 471746, 500148, 514632, 569613, 578961, 621324, 621396, 660549, 707619, 759484, 771948, 880732, 932094, 943492, 1000296, 1139226, 1157922, 1242648, 1242792, 1321098, 1415238, 1518968, 1543896, 1708839, 1761464, 1864188, 1886984, 1981647, 2122857, 2278452, 2315844, 2422013, 2642196, 2830476, 3417678, 3728376, 3963294, 4245714, 4556904, 4631688, 4844026, 5126517, 5284392, 5660952, 5944941, 6368571, 6835356, 7266039, 7926588, 8491428, 9027503, 9688052, 10253034, 11889882, 12737142, 13670712, 14532078, 15853176, 16982856, 18055006, 19376104, 20506068, 21798117, 23779764, 25474284, 27082509, 29064156, 36110012, 41012136, 43596234, 47559528, 50948568, 54165018, 58128312, 65394351, 72220024, 81247527, 87192468, 99302533, 108330036, 130788702, 162495054, 174384936, 198605066, 216660072, 243742581, 261577404, 297907599, 324990108, 397210132, 487485162, 523154808, 595815198, 649980216, 794420264, 893722797, 974970324, 1191630396, 1787445594, 1949940648, 2383260792, 2681168391, 3574891188, 5362336782, 7149782376, 10724673564, 21449347128]

約数ペア:

[(1, 21449347128), (2, 10724673564), (3, 7149782376), (4, 5362336782), (6, 3574891188), (8, 2681168391), (9, 2383260792), (11, 1949940648), (12, 1787445594), (18, 1191630396), (22, 974970324), (24, 893722797), (27, 794420264), (33, 649980216), (36, 595815198), (41, 523154808), (44, 487485162), (54, 397210132), (66, 324990108), (72, 297907599), (82, 261577404), (88, 243742581), (99, 216660072), (108, 198605066), (123, 174384936), (132, 162495054), (164, 130788702), (198, 108330036), (216, 99302533), (246, 87192468), (264, 81247527), (297, 72220024), (328, 65394351), (369, 58128312), (396, 54165018), (421, 50948568), (451, 47559528), (492, 43596234), (523, 41012136), (594, 36110012), (738, 29064156), (792, 27082509), (842, 25474284), (902, 23779764), (984, 21798117), (1046, 20506068), (1107, 19376104), (1188, 18055006), (1263, 16982856), (1353, 15853176), (1476, 14532078), (1569, 13670712), (1684, 12737142), (1804, 11889882), (2092, 10253034), (2214, 9688052), (2376, 9027503), (2526, 8491428), (2706, 7926588), (2952, 7266039), (3138, 6835356), (3368, 6368571), (3608, 5944941), (3789, 5660952), (4059, 5284392), (4184, 5126517), (4428, 4844026), (4631, 4631688), (4707, 4556904), (5052, 4245714), (5412, 3963294), (5753, 3728376), (6276, 3417678), (7578, 2830476), (8118, 2642196), (8856, 2422013), (9262, 2315844), (9414, 2278452), (10104, 2122857), (10824, 1981647), (11367, 1886984), (11506, 1864188), (12177, 1761464), (12552, 1708839), (13893, 1543896), (14121, 1518968), (15156, 1415238), (16236, 1321098), (17259, 1242792), (17261, 1242648), (18524, 1157922), (18828, 1139226), (21443, 1000296), (22734, 943492), (23012, 932094), (24354, 880732), (27786, 771948), (28242, 759484), (30312, 707619), (32472, 660549), (34518, 621396), (34522, 621324), (37048, 578961), (37656, 569613), (41679, 514632), (42886, 500148), (45468, 471746), (46024, 466047), (48708, 440366), (51777, 414264), (51783, 414216), (55572, 385974), (56484, 379742), (64329, 333432), (69036, 310698), (69044, 310662), (83358, 257316), (85772, 250074), (90936, 235873), (97416, 220183), (103554, 207132), (103566, 207108), (111144, 192987), (112968, 189871), (125037, 171544), (128658, 166716), (138072, 155349), (138088, 155331)]