21710192

素因数分解:

$2^4\times 7^1\times {\mathrm{193841}}^1$

素因数の和:193856

約数の個数: 20

約数和(自身を含む): 48072816

約数和(自身を除く): 26362624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 193841, 387682, 775364, 1356887, 1550728, 2713774, 3101456, 5427548, 10855096, 21710192]

約数ペア:

[(1, 21710192), (2, 10855096), (4, 5427548), (7, 3101456), (8, 2713774), (14, 1550728), (16, 1356887), (28, 775364), (56, 387682), (112, 193841)]