21534297

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:712

約数の個数: 16

約数和(自身を含む): 29238720

約数和(自身を除く): 7704423

約数列:

[1, 3, 113, 139, 339, 417, 457, 1371, 15707, 47121, 51641, 63523, 154923, 190569, 7178099, 21534297]

約数ペア:

[(1, 21534297), (3, 7178099), (113, 190569), (139, 154923), (339, 63523), (417, 51641), (457, 47121), (1371, 15707)]