21371572656

素因数分解:

$2^4\times 3^4\times 7^3\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:539

約数の個数: 400

約数和(自身を含む): 72883430400

約数和(自身を除く): 51511857744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 131, 144, 147, 162, 168, 189, 196, 216, 252, 262, 294, 324, 336, 343, 367, 378, 392, 393, 432, 441, 504, 524, 567, 588, 648, 686, 734, 756, 784, 786, 882, 917, 1008, 1029, 1048, 1101, 1134, 1176, 1179, 1296, 1323, 1372, 1468, 1512, 1572, 1764, 1834, 2058, 2096, 2202, 2268, 2352, 2358, 2569, 2646, 2744, 2751, 2936, 3024, 3087, 3144, 3303, 3528, 3537, 3668, 3969, 4116, 4404, 4536, 4716, 5138, 5292, 5488, 5502, 5872, 6174, 6288, 6419, 6606, 7056, 7074, 7336, 7707, 7938, 8232, 8253, 8808, 9072, 9261, 9432, 9909, 10276, 10584, 10611, 11004, 12348, 12838, 13212, 14148, 14672, 15414, 15876, 16464, 16506, 17616, 17983, 18522, 18864, 19257, 19818, 20552, 21168, 21222, 22008, 23121, 24696, 24759, 25676, 26424, 27783, 28296, 29727, 30828, 31752, 33012, 35966, 37044, 38514, 39636, 41104, 42444, 44016, 44933, 46242, 48077, 49392, 49518, 51352, 52848, 53949, 55566, 56592, 57771, 59454, 61656, 63504, 66024, 69363, 71932, 74088, 74277, 77028, 79272, 84888, 89866, 92484, 96154, 99036, 102704, 107898, 111132, 115542, 118908, 123312, 125881, 132048, 134799, 138726, 143864, 144231, 148176, 148554, 154056, 158544, 161847, 169776, 173313, 179732, 184968, 192308, 198072, 208089, 215796, 222264, 231084, 237816, 251762, 269598, 277452, 287728, 288462, 297108, 308112, 323694, 336539, 346626, 359464, 369936, 377643, 384616, 396144, 404397, 416178, 431592, 432693, 444528, 462168, 475632, 485541, 503524, 519939, 539196, 554904, 576924, 594216, 647388, 673078, 693252, 718928, 755286, 769232, 808794, 832356, 863184, 865386, 924336, 971082, 1007048, 1009617, 1039878, 1078392, 1109808, 1132929, 1153848, 1188432, 1213191, 1294776, 1298079, 1346156, 1386504, 1456623, 1510572, 1617588, 1664712, 1730772, 1942164, 2014096, 2019234, 2079756, 2156784, 2265858, 2307696, 2355773, 2426382, 2589552, 2596158, 2692312, 2773008, 2913246, 3021144, 3028851, 3235176, 3329424, 3398787, 3461544, 3639573, 3884328, 3894237, 4038468, 4159512, 4531716, 4711546, 4852764, 5192316, 5384624, 5826492, 6042288, 6057702, 6470352, 6797574, 6923088, 7067319, 7279146, 7768656, 7788474, 8076936, 8319024, 9063432, 9086553, 9423092, 9705528, 10196361, 10384632, 11652984, 12115404, 13595148, 14134638, 14558292, 15576948, 16153872, 16490411, 18126864, 18173106, 18846184, 19411056, 20392722, 20769264, 21201957, 23305968, 24230808, 27190296, 27259659, 28269276, 29116584, 31153896, 32980822, 36346212, 37692368, 40785444, 42403914, 48461616, 49471233, 54380592, 54519318, 56538552, 58233168, 62307792, 63605871, 65961644, 72692424, 81570888, 84807828, 98942466, 109038636, 113077104, 127211742, 131923288, 145384848, 148413699, 163141776, 169615656, 190817613, 197884932, 218077272, 254423484, 263846576, 296827398, 339231312, 381635226, 395769864, 436154544, 445241097, 508846968, 593654796, 763270452, 791539728, 890482194, 1017693936, 1187309592, 1335723291, 1526540904, 1780964388, 2374619184, 2671446582, 3053081808, 3561928776, 5342893164, 7123857552, 10685786328, 21371572656]

約数ペア:

[(1, 21371572656), (2, 10685786328), (3, 7123857552), (4, 5342893164), (6, 3561928776), (7, 3053081808), (8, 2671446582), (9, 2374619184), (12, 1780964388), (14, 1526540904), (16, 1335723291), (18, 1187309592), (21, 1017693936), (24, 890482194), (27, 791539728), (28, 763270452), (36, 593654796), (42, 508846968), (48, 445241097), (49, 436154544), (54, 395769864), (56, 381635226), (63, 339231312), (72, 296827398), (81, 263846576), (84, 254423484), (98, 218077272), (108, 197884932), (112, 190817613), (126, 169615656), (131, 163141776), (144, 148413699), (147, 145384848), (162, 131923288), (168, 127211742), (189, 113077104), (196, 109038636), (216, 98942466), (252, 84807828), (262, 81570888), (294, 72692424), (324, 65961644), (336, 63605871), (343, 62307792), (367, 58233168), (378, 56538552), (392, 54519318), (393, 54380592), (432, 49471233), (441, 48461616), (504, 42403914), (524, 40785444), (567, 37692368), (588, 36346212), (648, 32980822), (686, 31153896), (734, 29116584), (756, 28269276), (784, 27259659), (786, 27190296), (882, 24230808), (917, 23305968), (1008, 21201957), (1029, 20769264), (1048, 20392722), (1101, 19411056), (1134, 18846184), (1176, 18173106), (1179, 18126864), (1296, 16490411), (1323, 16153872), (1372, 15576948), (1468, 14558292), (1512, 14134638), (1572, 13595148), (1764, 12115404), (1834, 11652984), (2058, 10384632), (2096, 10196361), (2202, 9705528), (2268, 9423092), (2352, 9086553), (2358, 9063432), (2569, 8319024), (2646, 8076936), (2744, 7788474), (2751, 7768656), (2936, 7279146), (3024, 7067319), (3087, 6923088), (3144, 6797574), (3303, 6470352), (3528, 6057702), (3537, 6042288), (3668, 5826492), (3969, 5384624), (4116, 5192316), (4404, 4852764), (4536, 4711546), (4716, 4531716), (5138, 4159512), (5292, 4038468), (5488, 3894237), (5502, 3884328), (5872, 3639573), (6174, 3461544), (6288, 3398787), (6419, 3329424), (6606, 3235176), (7056, 3028851), (7074, 3021144), (7336, 2913246), (7707, 2773008), (7938, 2692312), (8232, 2596158), (8253, 2589552), (8808, 2426382), (9072, 2355773), (9261, 2307696), (9432, 2265858), (9909, 2156784), (10276, 2079756), (10584, 2019234), (10611, 2014096), (11004, 1942164), (12348, 1730772), (12838, 1664712), (13212, 1617588), (14148, 1510572), (14672, 1456623), (15414, 1386504), (15876, 1346156), (16464, 1298079), (16506, 1294776), (17616, 1213191), (17983, 1188432), (18522, 1153848), (18864, 1132929), (19257, 1109808), (19818, 1078392), (20552, 1039878), (21168, 1009617), (21222, 1007048), (22008, 971082), (23121, 924336), (24696, 865386), (24759, 863184), (25676, 832356), (26424, 808794), (27783, 769232), (28296, 755286), (29727, 718928), (30828, 693252), (31752, 673078), (33012, 647388), (35966, 594216), (37044, 576924), (38514, 554904), (39636, 539196), (41104, 519939), (42444, 503524), (44016, 485541), (44933, 475632), (46242, 462168), (48077, 444528), (49392, 432693), (49518, 431592), (51352, 416178), (52848, 404397), (53949, 396144), (55566, 384616), (56592, 377643), (57771, 369936), (59454, 359464), (61656, 346626), (63504, 336539), (66024, 323694), (69363, 308112), (71932, 297108), (74088, 288462), (74277, 287728), (77028, 277452), (79272, 269598), (84888, 251762), (89866, 237816), (92484, 231084), (96154, 222264), (99036, 215796), (102704, 208089), (107898, 198072), (111132, 192308), (115542, 184968), (118908, 179732), (123312, 173313), (125881, 169776), (132048, 161847), (134799, 158544), (138726, 154056), (143864, 148554), (144231, 148176)]