21295373

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{433}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 24748416

約数和(自身を除く): 3453043

約数列:

[1, 11, 17, 187, 263, 433, 2893, 4471, 4763, 7361, 49181, 80971, 113879, 1252669, 1935943, 21295373]

約数ペア:

[(1, 21295373), (11, 1935943), (17, 1252669), (187, 113879), (263, 80971), (433, 49181), (2893, 7361), (4471, 4763)]