21094737309

素因数分解:

$3^3\times {\mathrm{1871}}^1\times {\mathrm{417577}}^1$

素因数の和:419457

約数の個数: 16

約数和(自身を含む): 31268240640

約数和(自身を除く): 10173503331

約数列:

[1, 3, 9, 27, 1871, 5613, 16839, 50517, 417577, 1252731, 3758193, 11274579, 781286567, 2343859701, 7031579103, 21094737309]

約数ペア:

[(1, 21094737309), (3, 7031579103), (9, 2343859701), (27, 781286567), (1871, 11274579), (5613, 3758193), (16839, 1252731), (50517, 417577)]