21507108912

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{641}}^1\times {\mathrm{5683}}^1$

素因数の和:6379

約数の個数: 120

約数和(自身を含む): 61765140528

約数和(自身を除く): 40258031616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 164, 246, 328, 369, 492, 641, 656, 738, 984, 1282, 1476, 1923, 1968, 2564, 2952, 3846, 5128, 5683, 5769, 5904, 7692, 10256, 11366, 11538, 15384, 17049, 22732, 23076, 26281, 30768, 34098, 45464, 46152, 51147, 52562, 68196, 78843, 90928, 92304, 102294, 105124, 136392, 157686, 204588, 210248, 233003, 236529, 272784, 315372, 409176, 420496, 466006, 473058, 630744, 699009, 818352, 932012, 946116, 1261488, 1398018, 1864024, 1892232, 2097027, 2796036, 3642803, 3728048, 3784464, 4194054, 5592072, 7285606, 8388108, 10928409, 11184144, 14571212, 16776216, 21856818, 29142424, 32785227, 33552432, 43713636, 58284848, 65570454, 87427272, 131140908, 149354923, 174854544, 262281816, 298709846, 448064769, 524563632, 597419692, 896129538, 1194839384, 1344194307, 1792259076, 2389678768, 2688388614, 3584518152, 5376777228, 7169036304, 10753554456, 21507108912]

約数ペア:

[(1, 21507108912), (2, 10753554456), (3, 7169036304), (4, 5376777228), (6, 3584518152), (8, 2688388614), (9, 2389678768), (12, 1792259076), (16, 1344194307), (18, 1194839384), (24, 896129538), (36, 597419692), (41, 524563632), (48, 448064769), (72, 298709846), (82, 262281816), (123, 174854544), (144, 149354923), (164, 131140908), (246, 87427272), (328, 65570454), (369, 58284848), (492, 43713636), (641, 33552432), (656, 32785227), (738, 29142424), (984, 21856818), (1282, 16776216), (1476, 14571212), (1923, 11184144), (1968, 10928409), (2564, 8388108), (2952, 7285606), (3846, 5592072), (5128, 4194054), (5683, 3784464), (5769, 3728048), (5904, 3642803), (7692, 2796036), (10256, 2097027), (11366, 1892232), (11538, 1864024), (15384, 1398018), (17049, 1261488), (22732, 946116), (23076, 932012), (26281, 818352), (30768, 699009), (34098, 630744), (45464, 473058), (46152, 466006), (51147, 420496), (52562, 409176), (68196, 315372), (78843, 272784), (90928, 236529), (92304, 233003), (102294, 210248), (105124, 204588), (136392, 157686)]