21308336

素因数分解:

$2^4\times 7^2\times {\mathrm{27179}}^1$

素因数の和:27201

約数の個数: 30

約数和(自身を含む): 48027060

約数和(自身を除く): 26718724

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 27179, 54358, 108716, 190253, 217432, 380506, 434864, 761012, 1331771, 1522024, 2663542, 3044048, 5327084, 10654168, 21308336]

約数ペア:

[(1, 21308336), (2, 10654168), (4, 5327084), (7, 3044048), (8, 2663542), (14, 1522024), (16, 1331771), (28, 761012), (49, 434864), (56, 380506), (98, 217432), (112, 190253), (196, 108716), (392, 54358), (784, 27179)]