2108366841

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{21821}}^1$

素因数の和:21981

約数の個数: 32

約数和(自身を含む): 3318340608

約数和(自身を除く): 1209973767

約数列:

[1, 3, 7, 21, 43, 107, 129, 301, 321, 749, 903, 2247, 4601, 13803, 21821, 32207, 65463, 96621, 152747, 458241, 938303, 2334847, 2814909, 6568121, 7004541, 16343929, 19704363, 49031787, 100398421, 301195263, 702788947, 2108366841]

約数ペア:

[(1, 2108366841), (3, 702788947), (7, 301195263), (21, 100398421), (43, 49031787), (107, 19704363), (129, 16343929), (301, 7004541), (321, 6568121), (749, 2814909), (903, 2334847), (2247, 938303), (4601, 458241), (13803, 152747), (21821, 96621), (32207, 65463)]