21071096

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{37097}}^1$

素因数の和:37174

約数の個数: 16

約数和(自身を含む): 40065840

約数和(自身を除く): 18994744

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 37097, 74194, 148388, 296776, 2633887, 5267774, 10535548, 21071096]

約数ペア:

[(1, 21071096), (2, 10535548), (4, 5267774), (8, 2633887), (71, 296776), (142, 148388), (284, 74194), (568, 37097)]