2143456

素因数分解:

$2^5\times 7^2\times {\mathrm{1367}}^1$

素因数の和:1391

約数の個数: 36

約数和(自身を含む): 4912488

約数和(自身を除く): 2769032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1367, 1568, 2734, 5468, 9569, 10936, 19138, 21872, 38276, 43744, 66983, 76552, 133966, 153104, 267932, 306208, 535864, 1071728, 2143456]

約数ペア:

[(1, 2143456), (2, 1071728), (4, 535864), (7, 306208), (8, 267932), (14, 153104), (16, 133966), (28, 76552), (32, 66983), (49, 43744), (56, 38276), (98, 21872), (112, 19138), (196, 10936), (224, 9569), (392, 5468), (784, 2734), (1367, 1568)]