21273792120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{2281}}^1\times {\mathrm{3701}}^1$

素因数の和:6006

約数の個数: 192

約数和(自身を含む): 79072943040

約数和(自身を除く): 57799150920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2281, 2520, 3701, 4562, 6843, 7402, 9124, 11103, 11405, 13686, 14804, 15967, 18248, 18505, 20529, 22206, 22810, 25907, 27372, 29608, 31934, 33309, 34215, 37010, 41058, 44412, 45620, 47901, 51814, 54744, 55515, 63868, 66618, 68430, 74020, 77721, 79835, 82116, 88824, 91240, 95802, 102645, 103628, 111030, 127736, 129535, 133236, 136860, 143703, 148040, 155442, 159670, 164232, 166545, 191604, 205290, 207256, 222060, 233163, 239505, 259070, 266472, 273720, 287406, 310884, 319340, 333090, 383208, 388605, 410580, 444120, 466326, 479010, 518140, 574812, 621768, 638680, 666180, 718515, 777210, 821160, 932652, 958020, 1036280, 1149624, 1165815, 1332360, 1437030, 1554420, 1865304, 1916040, 2331630, 2874060, 3108840, 4663260, 5748120, 8441981, 9326520, 16883962, 25325943, 33767924, 42209905, 50651886, 59093867, 67535848, 75977829, 84419810, 101303772, 118187734, 126629715, 151955658, 168839620, 177281601, 202607544, 236375468, 253259430, 295469335, 303911316, 337679240, 354563202, 379889145, 472750936, 506518860, 531844803, 590938670, 607822632, 709126404, 759778290, 886408005, 1013037720, 1063689606, 1181877340, 1418252808, 1519556580, 1772816010, 2127379212, 2363754680, 2659224015, 3039113160, 3545632020, 4254758424, 5318448030, 7091264040, 10636896060, 21273792120]

約数ペア:

[(1, 21273792120), (2, 10636896060), (3, 7091264040), (4, 5318448030), (5, 4254758424), (6, 3545632020), (7, 3039113160), (8, 2659224015), (9, 2363754680), (10, 2127379212), (12, 1772816010), (14, 1519556580), (15, 1418252808), (18, 1181877340), (20, 1063689606), (21, 1013037720), (24, 886408005), (28, 759778290), (30, 709126404), (35, 607822632), (36, 590938670), (40, 531844803), (42, 506518860), (45, 472750936), (56, 379889145), (60, 354563202), (63, 337679240), (70, 303911316), (72, 295469335), (84, 253259430), (90, 236375468), (105, 202607544), (120, 177281601), (126, 168839620), (140, 151955658), (168, 126629715), (180, 118187734), (210, 101303772), (252, 84419810), (280, 75977829), (315, 67535848), (360, 59093867), (420, 50651886), (504, 42209905), (630, 33767924), (840, 25325943), (1260, 16883962), (2281, 9326520), (2520, 8441981), (3701, 5748120), (4562, 4663260), (6843, 3108840), (7402, 2874060), (9124, 2331630), (11103, 1916040), (11405, 1865304), (13686, 1554420), (14804, 1437030), (15967, 1332360), (18248, 1165815), (18505, 1149624), (20529, 1036280), (22206, 958020), (22810, 932652), (25907, 821160), (27372, 777210), (29608, 718515), (31934, 666180), (33309, 638680), (34215, 621768), (37010, 574812), (41058, 518140), (44412, 479010), (45620, 466326), (47901, 444120), (51814, 410580), (54744, 388605), (55515, 383208), (63868, 333090), (66618, 319340), (68430, 310884), (74020, 287406), (77721, 273720), (79835, 266472), (82116, 259070), (88824, 239505), (91240, 233163), (95802, 222060), (102645, 207256), (103628, 205290), (111030, 191604), (127736, 166545), (129535, 164232), (133236, 159670), (136860, 155442), (143703, 148040)]