21167308792

素因数分解:

$2^3\times 7^1\times {\mathrm{377987657}}^1$

素因数の和:377987670

約数の個数: 16

約数和(自身を含む): 45358518960

約数和(自身を除く): 24191210168

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 377987657, 755975314, 1511950628, 2645913599, 3023901256, 5291827198, 10583654396, 21167308792]

約数ペア:

[(1, 21167308792), (2, 10583654396), (4, 5291827198), (7, 3023901256), (8, 2645913599), (14, 1511950628), (28, 755975314), (56, 377987657)]