21126193

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 23849280

約数和(自身を除く): 2723087

約数列:

[1, 11, 41, 139, 337, 451, 1529, 3707, 5699, 13817, 46843, 62689, 151987, 515273, 1920563, 21126193]

約数ペア:

[(1, 21126193), (11, 1920563), (41, 515273), (139, 151987), (337, 62689), (451, 46843), (1529, 13817), (3707, 5699)]