21521347320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{168083}}^1$

素因数の和:168205

約数の個数: 128

約数和(自身を含む): 71160042240

約数和(自身を除く): 49638694920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 97, 110, 120, 132, 165, 194, 220, 264, 291, 330, 388, 440, 485, 582, 660, 776, 970, 1067, 1164, 1320, 1455, 1940, 2134, 2328, 2910, 3201, 3880, 4268, 5335, 5820, 6402, 8536, 10670, 11640, 12804, 16005, 21340, 25608, 32010, 42680, 64020, 128040, 168083, 336166, 504249, 672332, 840415, 1008498, 1344664, 1680830, 1848913, 2016996, 2521245, 3361660, 3697826, 4033992, 5042490, 5546739, 6723320, 7395652, 9244565, 10084980, 11093478, 14791304, 16304051, 18489130, 20169960, 22186956, 27733695, 32608102, 36978260, 44373912, 48912153, 55467390, 65216204, 73956520, 81520255, 97824306, 110934780, 130432408, 163040510, 179344561, 195648612, 221869560, 244560765, 326081020, 358689122, 391297224, 489121530, 538033683, 652162040, 717378244, 896722805, 978243060, 1076067366, 1434756488, 1793445610, 1956486120, 2152134732, 2690168415, 3586891220, 4304269464, 5380336830, 7173782440, 10760673660, 21521347320]

約数ペア:

[(1, 21521347320), (2, 10760673660), (3, 7173782440), (4, 5380336830), (5, 4304269464), (6, 3586891220), (8, 2690168415), (10, 2152134732), (11, 1956486120), (12, 1793445610), (15, 1434756488), (20, 1076067366), (22, 978243060), (24, 896722805), (30, 717378244), (33, 652162040), (40, 538033683), (44, 489121530), (55, 391297224), (60, 358689122), (66, 326081020), (88, 244560765), (97, 221869560), (110, 195648612), (120, 179344561), (132, 163040510), (165, 130432408), (194, 110934780), (220, 97824306), (264, 81520255), (291, 73956520), (330, 65216204), (388, 55467390), (440, 48912153), (485, 44373912), (582, 36978260), (660, 32608102), (776, 27733695), (970, 22186956), (1067, 20169960), (1164, 18489130), (1320, 16304051), (1455, 14791304), (1940, 11093478), (2134, 10084980), (2328, 9244565), (2910, 7395652), (3201, 6723320), (3880, 5546739), (4268, 5042490), (5335, 4033992), (5820, 3697826), (6402, 3361660), (8536, 2521245), (10670, 2016996), (11640, 1848913), (12804, 1680830), (16005, 1344664), (21340, 1008498), (25608, 840415), (32010, 672332), (42680, 504249), (64020, 336166), (128040, 168083)]