21953036

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{7193}}^1$

素因数の和:7313

約数の個数: 24

約数和(自身を含む): 44315040

約数和(自身を除く): 22362004

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 7193, 14386, 28772, 50351, 100702, 201404, 784037, 1568074, 3136148, 5488259, 10976518, 21953036]

約数ペア:

[(1, 21953036), (2, 10976518), (4, 5488259), (7, 3136148), (14, 1568074), (28, 784037), (109, 201404), (218, 100702), (436, 50351), (763, 28772), (1526, 14386), (3052, 7193)]