21083040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^4$

素因数の和:65

約数の個数: 180

約数和(自身を含む): 79139970

約数和(自身を除く): 58056930

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 176, 180, 198, 220, 240, 242, 264, 288, 330, 352, 360, 363, 396, 440, 480, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1056, 1089, 1210, 1320, 1331, 1440, 1452, 1584, 1760, 1815, 1936, 1980, 2178, 2420, 2640, 2662, 2904, 3168, 3630, 3872, 3960, 3993, 4356, 4840, 5280, 5324, 5445, 5808, 6655, 7260, 7920, 7986, 8712, 9680, 10648, 10890, 11616, 11979, 13310, 14520, 14641, 15840, 15972, 17424, 19360, 19965, 21296, 21780, 23958, 26620, 29040, 29282, 31944, 34848, 39930, 42592, 43560, 43923, 47916, 53240, 58080, 58564, 59895, 63888, 73205, 79860, 87120, 87846, 95832, 106480, 117128, 119790, 127776, 131769, 146410, 159720, 174240, 175692, 191664, 212960, 219615, 234256, 239580, 263538, 292820, 319440, 351384, 383328, 439230, 468512, 479160, 527076, 585640, 638880, 658845, 702768, 878460, 958320, 1054152, 1171280, 1317690, 1405536, 1756920, 1916640, 2108304, 2342560, 2635380, 3513840, 4216608, 5270760, 7027680, 10541520, 21083040]

約数ペア:

[(1, 21083040), (2, 10541520), (3, 7027680), (4, 5270760), (5, 4216608), (6, 3513840), (8, 2635380), (9, 2342560), (10, 2108304), (11, 1916640), (12, 1756920), (15, 1405536), (16, 1317690), (18, 1171280), (20, 1054152), (22, 958320), (24, 878460), (30, 702768), (32, 658845), (33, 638880), (36, 585640), (40, 527076), (44, 479160), (45, 468512), (48, 439230), (55, 383328), (60, 351384), (66, 319440), (72, 292820), (80, 263538), (88, 239580), (90, 234256), (96, 219615), (99, 212960), (110, 191664), (120, 175692), (121, 174240), (132, 159720), (144, 146410), (160, 131769), (165, 127776), (176, 119790), (180, 117128), (198, 106480), (220, 95832), (240, 87846), (242, 87120), (264, 79860), (288, 73205), (330, 63888), (352, 59895), (360, 58564), (363, 58080), (396, 53240), (440, 47916), (480, 43923), (484, 43560), (495, 42592), (528, 39930), (605, 34848), (660, 31944), (720, 29282), (726, 29040), (792, 26620), (880, 23958), (968, 21780), (990, 21296), (1056, 19965), (1089, 19360), (1210, 17424), (1320, 15972), (1331, 15840), (1440, 14641), (1452, 14520), (1584, 13310), (1760, 11979), (1815, 11616), (1936, 10890), (1980, 10648), (2178, 9680), (2420, 8712), (2640, 7986), (2662, 7920), (2904, 7260), (3168, 6655), (3630, 5808), (3872, 5445), (3960, 5324), (3993, 5280), (4356, 4840)]