21244623

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{4451}}^1$

素因数の和:4534

約数の個数: 16

約数和(自身を含む): 29774976

約数和(自身を除く): 8530353

約数列:

[1, 3, 37, 43, 111, 129, 1591, 4451, 4773, 13353, 164687, 191393, 494061, 574179, 7081541, 21244623]

約数ペア:

[(1, 21244623), (3, 7081541), (37, 574179), (43, 494061), (111, 191393), (129, 164687), (1591, 13353), (4451, 4773)]