2121553105

素因数分解:

$5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{138077}}^1$

素因数の和:138528

約数の個数: 16

約数和(自身を含む): 2916207360

約数和(自身を除く): 794654255

約数列:

[1, 5, 7, 35, 439, 2195, 3073, 15365, 138077, 690385, 966539, 4832695, 60615803, 303079015, 424310621, 2121553105]

約数ペア:

[(1, 2121553105), (5, 424310621), (7, 303079015), (35, 60615803), (439, 4832695), (2195, 966539), (3073, 690385), (15365, 138077)]