21000866843

素因数分解:

${\mathrm{11}}^2\times {\mathrm{9463}}^1\times {\mathrm{18341}}^1$

素因数の和:27826

約数の個数: 12

約数和(自身を含む): 23087295504

約数和(自身を除く): 2086428661

約数列:

[1, 11, 121, 9463, 18341, 104093, 201751, 1145023, 2219261, 173560883, 1909169713, 21000866843]

約数ペア:

[(1, 21000866843), (11, 1909169713), (121, 173560883), (9463, 2219261), (18341, 1145023), (104093, 201751)]