21643392

素因数分解:

$2^7\times 3^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 58017600

約数和(自身を除く): 36374208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 157, 192, 314, 359, 384, 471, 628, 718, 942, 1077, 1256, 1436, 1884, 2154, 2512, 2872, 3768, 4308, 5024, 5744, 7536, 8616, 10048, 11488, 15072, 17232, 20096, 22976, 30144, 34464, 45952, 56363, 60288, 68928, 112726, 137856, 169089, 225452, 338178, 450904, 676356, 901808, 1352712, 1803616, 2705424, 3607232, 5410848, 7214464, 10821696, 21643392]

約数ペア:

[(1, 21643392), (2, 10821696), (3, 7214464), (4, 5410848), (6, 3607232), (8, 2705424), (12, 1803616), (16, 1352712), (24, 901808), (32, 676356), (48, 450904), (64, 338178), (96, 225452), (128, 169089), (157, 137856), (192, 112726), (314, 68928), (359, 60288), (384, 56363), (471, 45952), (628, 34464), (718, 30144), (942, 22976), (1077, 20096), (1256, 17232), (1436, 15072), (1884, 11488), (2154, 10048), (2512, 8616), (2872, 7536), (3768, 5744), (4308, 5024)]