21988032

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:414

約数の個数: 112

約数和(自身を含む): 65836800

約数和(自身を除く): 43848768

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 32, 33, 44, 48, 58, 64, 66, 87, 88, 96, 116, 132, 174, 176, 192, 232, 264, 319, 348, 352, 359, 464, 528, 638, 696, 704, 718, 928, 957, 1056, 1077, 1276, 1392, 1436, 1856, 1914, 2112, 2154, 2552, 2784, 2872, 3828, 3949, 4308, 5104, 5568, 5744, 7656, 7898, 8616, 10208, 10411, 11488, 11847, 15312, 15796, 17232, 20416, 20822, 22976, 23694, 30624, 31233, 31592, 34464, 41644, 47388, 61248, 62466, 63184, 68928, 83288, 94776, 114521, 124932, 126368, 166576, 189552, 229042, 249864, 252736, 333152, 343563, 379104, 458084, 499728, 666304, 687126, 758208, 916168, 999456, 1374252, 1832336, 1998912, 2748504, 3664672, 5497008, 7329344, 10994016, 21988032]

約数ペア:

[(1, 21988032), (2, 10994016), (3, 7329344), (4, 5497008), (6, 3664672), (8, 2748504), (11, 1998912), (12, 1832336), (16, 1374252), (22, 999456), (24, 916168), (29, 758208), (32, 687126), (33, 666304), (44, 499728), (48, 458084), (58, 379104), (64, 343563), (66, 333152), (87, 252736), (88, 249864), (96, 229042), (116, 189552), (132, 166576), (174, 126368), (176, 124932), (192, 114521), (232, 94776), (264, 83288), (319, 68928), (348, 63184), (352, 62466), (359, 61248), (464, 47388), (528, 41644), (638, 34464), (696, 31592), (704, 31233), (718, 30624), (928, 23694), (957, 22976), (1056, 20822), (1077, 20416), (1276, 17232), (1392, 15796), (1436, 15312), (1856, 11847), (1914, 11488), (2112, 10411), (2154, 10208), (2552, 8616), (2784, 7898), (2872, 7656), (3828, 5744), (3949, 5568), (4308, 5104)]