21170912

素因数分解:

$2^5\times 7^1\times {\mathrm{94513}}^1$

素因数の和:94530

約数の個数: 24

約数和(自身を含む): 47635056

約数和(自身を除く): 26464144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94513, 189026, 378052, 661591, 756104, 1323182, 1512208, 2646364, 3024416, 5292728, 10585456, 21170912]

約数ペア:

[(1, 21170912), (2, 10585456), (4, 5292728), (7, 3024416), (8, 2646364), (14, 1512208), (16, 1323182), (28, 756104), (32, 661591), (56, 378052), (112, 189026), (224, 94513)]