21449968232

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2063}}^1\times {\mathrm{16879}}^1$

素因数の和:18966

約数の個数: 64

約数和(自身を含む): 50170060800

約数和(自身を除く): 28720092568

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 2063, 4126, 8252, 14441, 16504, 16879, 22693, 28882, 33758, 45386, 57764, 67516, 90772, 115528, 118153, 135032, 158851, 181544, 185669, 236306, 317702, 371338, 472612, 635404, 742676, 945224, 1270808, 1299683, 1485352, 2599366, 5198732, 10397464, 34821377, 69642754, 139285508, 243749639, 278571016, 383035147, 487499278, 766070294, 974998556, 1532140588, 1949997112, 2681246029, 3064281176, 5362492058, 10724984116, 21449968232]

約数ペア:

[(1, 21449968232), (2, 10724984116), (4, 5362492058), (7, 3064281176), (8, 2681246029), (11, 1949997112), (14, 1532140588), (22, 974998556), (28, 766070294), (44, 487499278), (56, 383035147), (77, 278571016), (88, 243749639), (154, 139285508), (308, 69642754), (616, 34821377), (2063, 10397464), (4126, 5198732), (8252, 2599366), (14441, 1485352), (16504, 1299683), (16879, 1270808), (22693, 945224), (28882, 742676), (33758, 635404), (45386, 472612), (57764, 371338), (67516, 317702), (90772, 236306), (115528, 185669), (118153, 181544), (135032, 158851)]