21580384

素因数分解:

$2^5\times 7^2\times {\mathrm{13763}}^1$

素因数の和:13787

約数の個数: 36

約数和(自身を含む): 49426524

約数和(自身を除く): 27846140

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13763, 27526, 55052, 96341, 110104, 192682, 220208, 385364, 440416, 674387, 770728, 1348774, 1541456, 2697548, 3082912, 5395096, 10790192, 21580384]

約数ペア:

[(1, 21580384), (2, 10790192), (4, 5395096), (7, 3082912), (8, 2697548), (14, 1541456), (16, 1348774), (28, 770728), (32, 674387), (49, 440416), (56, 385364), (98, 220208), (112, 192682), (196, 110104), (224, 96341), (392, 55052), (784, 27526), (1568, 13763)]