21267334

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{2153}}^1$

素因数の和:2615

約数の個数: 16

約数和(自身を含む): 34894800

約数和(自身を除く): 13627466

約数列:

[1, 2, 11, 22, 449, 898, 2153, 4306, 4939, 9878, 23683, 47366, 966697, 1933394, 10633667, 21267334]

約数ペア:

[(1, 21267334), (2, 10633667), (11, 1933394), (22, 966697), (449, 47366), (898, 23683), (2153, 9878), (4306, 4939)]