21776384

素因数分解:

$2^{11}\times 7^3\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 96

約数和(自身を含む): 52416000

約数和(自身を除く): 30639616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 128, 196, 217, 224, 248, 256, 343, 392, 434, 448, 496, 512, 686, 784, 868, 896, 992, 1024, 1372, 1519, 1568, 1736, 1792, 1984, 2048, 2744, 3038, 3136, 3472, 3584, 3968, 5488, 6076, 6272, 6944, 7168, 7936, 10633, 10976, 12152, 12544, 13888, 14336, 15872, 21266, 21952, 24304, 25088, 27776, 31744, 42532, 43904, 48608, 50176, 55552, 63488, 85064, 87808, 97216, 100352, 111104, 170128, 175616, 194432, 222208, 340256, 351232, 388864, 444416, 680512, 702464, 777728, 1361024, 1555456, 2722048, 3110912, 5444096, 10888192, 21776384]

約数ペア:

[(1, 21776384), (2, 10888192), (4, 5444096), (7, 3110912), (8, 2722048), (14, 1555456), (16, 1361024), (28, 777728), (31, 702464), (32, 680512), (49, 444416), (56, 388864), (62, 351232), (64, 340256), (98, 222208), (112, 194432), (124, 175616), (128, 170128), (196, 111104), (217, 100352), (224, 97216), (248, 87808), (256, 85064), (343, 63488), (392, 55552), (434, 50176), (448, 48608), (496, 43904), (512, 42532), (686, 31744), (784, 27776), (868, 25088), (896, 24304), (992, 21952), (1024, 21266), (1372, 15872), (1519, 14336), (1568, 13888), (1736, 12544), (1792, 12152), (1984, 10976), (2048, 10633), (2744, 7936), (3038, 7168), (3136, 6944), (3472, 6272), (3584, 6076), (3968, 5488)]