21056818992

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{29131}}^1$

素因数の和:29227

約数の個数: 120

約数和(自身を含む): 60991221312

約数和(自身を除く): 39934402320

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 111, 132, 148, 176, 222, 264, 296, 407, 444, 528, 592, 814, 888, 1221, 1369, 1628, 1776, 2442, 2738, 3256, 4107, 4884, 5476, 6512, 8214, 9768, 10952, 15059, 16428, 19536, 21904, 29131, 30118, 32856, 45177, 58262, 60236, 65712, 87393, 90354, 116524, 120472, 174786, 180708, 233048, 240944, 320441, 349572, 361416, 466096, 640882, 699144, 722832, 961323, 1077847, 1281764, 1398288, 1922646, 2155694, 2563528, 3233541, 3845292, 4311388, 5127056, 6467082, 7690584, 8622776, 11856317, 12934164, 15381168, 17245552, 23712634, 25868328, 35568951, 39880339, 47425268, 51736656, 71137902, 79760678, 94850536, 119641017, 142275804, 159521356, 189701072, 239282034, 284551608, 319042712, 438683729, 478564068, 569103216, 638085424, 877367458, 957128136, 1316051187, 1754734916, 1914256272, 2632102374, 3509469832, 5264204748, 7018939664, 10528409496, 21056818992]

約数ペア:

[(1, 21056818992), (2, 10528409496), (3, 7018939664), (4, 5264204748), (6, 3509469832), (8, 2632102374), (11, 1914256272), (12, 1754734916), (16, 1316051187), (22, 957128136), (24, 877367458), (33, 638085424), (37, 569103216), (44, 478564068), (48, 438683729), (66, 319042712), (74, 284551608), (88, 239282034), (111, 189701072), (132, 159521356), (148, 142275804), (176, 119641017), (222, 94850536), (264, 79760678), (296, 71137902), (407, 51736656), (444, 47425268), (528, 39880339), (592, 35568951), (814, 25868328), (888, 23712634), (1221, 17245552), (1369, 15381168), (1628, 12934164), (1776, 11856317), (2442, 8622776), (2738, 7690584), (3256, 6467082), (4107, 5127056), (4884, 4311388), (5476, 3845292), (6512, 3233541), (8214, 2563528), (9768, 2155694), (10952, 1922646), (15059, 1398288), (16428, 1281764), (19536, 1077847), (21904, 961323), (29131, 722832), (30118, 699144), (32856, 640882), (45177, 466096), (58262, 361416), (60236, 349572), (65712, 320441), (87393, 240944), (90354, 233048), (116524, 180708), (120472, 174786)]