21325827241

素因数分解:

${\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2179}}^1\times {\mathrm{5351}}^1$

素因数の和:7620

約数の個数: 16

約数和(自身を含む): 22401331200

約数和(自身を除く): 1075503959

約数列:

[1, 31, 59, 1829, 2179, 5351, 67549, 128561, 165881, 315709, 3985391, 9786979, 11659829, 361454699, 687929911, 21325827241]

約数ペア:

[(1, 21325827241), (31, 687929911), (59, 361454699), (1829, 11659829), (2179, 9786979), (5351, 3985391), (67549, 315709), (128561, 165881)]