57421456

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{25819}}^1$

素因数の和:25966

約数の個数: 20

約数和(自身を含む): 112058800

約数和(自身を除く): 54637344

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 25819, 51638, 103276, 206552, 413104, 3588841, 7177682, 14355364, 28710728, 57421456]

約数ペア:

[(1, 57421456), (2, 28710728), (4, 14355364), (8, 7177682), (16, 3588841), (139, 413104), (278, 206552), (556, 103276), (1112, 51638), (2224, 25819)]