21049367086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{71761}}^1$

素因数の和:72040

約数の個数: 32

約数和(自身を含む): 35134675200

約数和(自身を除く): 14085308114

約数列:

[1, 2, 11, 22, 67, 134, 199, 398, 737, 1474, 2189, 4378, 13333, 26666, 71761, 143522, 146663, 293326, 789371, 1578742, 4807987, 9615974, 14280439, 28560878, 52887857, 105775714, 157084829, 314169658, 956789413, 1913578826, 10524683543, 21049367086]

約数ペア:

[(1, 21049367086), (2, 10524683543), (11, 1913578826), (22, 956789413), (67, 314169658), (134, 157084829), (199, 105775714), (398, 52887857), (737, 28560878), (1474, 14280439), (2189, 9615974), (4378, 4807987), (13333, 1578742), (26666, 789371), (71761, 293326), (143522, 146663)]