21087610076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1\times {\mathrm{449}}^1$

素因数の和:963

約数の個数: 96

約数和(自身を含む): 42065049600

約数和(自身を除く): 20977439524

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 107, 214, 299, 367, 428, 449, 598, 734, 898, 1196, 1391, 1468, 1796, 2461, 2782, 4771, 4922, 5564, 5837, 8441, 9542, 9844, 10327, 11674, 16882, 19084, 20654, 23348, 31993, 33764, 39269, 41308, 48043, 63986, 78538, 96086, 109733, 127972, 134251, 157076, 164783, 192172, 219466, 268502, 329566, 438932, 510497, 537004, 624559, 659132, 903187, 1020994, 1104989, 1249118, 1806374, 2041988, 2142179, 2209978, 2498236, 3612748, 3790009, 4284358, 4419956, 7580018, 8568716, 11741431, 14364857, 15160036, 17631781, 23482862, 28729714, 35263562, 46965724, 49270117, 57459428, 70527124, 98540234, 197080468, 229213153, 405530963, 458426306, 811061926, 916852612, 1622123852, 5271902519, 10543805038, 21087610076]

約数ペア:

[(1, 21087610076), (2, 10543805038), (4, 5271902519), (13, 1622123852), (23, 916852612), (26, 811061926), (46, 458426306), (52, 405530963), (92, 229213153), (107, 197080468), (214, 98540234), (299, 70527124), (367, 57459428), (428, 49270117), (449, 46965724), (598, 35263562), (734, 28729714), (898, 23482862), (1196, 17631781), (1391, 15160036), (1468, 14364857), (1796, 11741431), (2461, 8568716), (2782, 7580018), (4771, 4419956), (4922, 4284358), (5564, 3790009), (5837, 3612748), (8441, 2498236), (9542, 2209978), (9844, 2142179), (10327, 2041988), (11674, 1806374), (16882, 1249118), (19084, 1104989), (20654, 1020994), (23348, 903187), (31993, 659132), (33764, 624559), (39269, 537004), (41308, 510497), (48043, 438932), (63986, 329566), (78538, 268502), (96086, 219466), (109733, 192172), (127972, 164783), (134251, 157076)]