21090272

素因数分解:

$2^5\times 7^1\times {\mathrm{94153}}^1$

素因数の和:94170

約数の個数: 24

約数和(自身を含む): 47453616

約数和(自身を除く): 26363344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94153, 188306, 376612, 659071, 753224, 1318142, 1506448, 2636284, 3012896, 5272568, 10545136, 21090272]

約数ペア:

[(1, 21090272), (2, 10545136), (4, 5272568), (7, 3012896), (8, 2636284), (14, 1506448), (16, 1318142), (28, 753224), (32, 659071), (56, 376612), (112, 188306), (224, 94153)]