2721212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 5252016

約数和(自身を除く): 2530804

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 1217, 2236, 2434, 4868, 15821, 31642, 52331, 63284, 104662, 209324, 680303, 1360606, 2721212]

約数ペア:

[(1, 2721212), (2, 1360606), (4, 680303), (13, 209324), (26, 104662), (43, 63284), (52, 52331), (86, 31642), (172, 15821), (559, 4868), (1118, 2434), (1217, 2236)]