21086373

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91283}}^1$

素因数の和:91304

約数の個数: 16

約数和(自身を含む): 35053056

約数和(自身を除く): 13966683

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 91283, 273849, 638981, 1004113, 1916943, 3012339, 7028791, 21086373]

約数ペア:

[(1, 21086373), (3, 7028791), (7, 3012339), (11, 1916943), (21, 1004113), (33, 638981), (77, 273849), (231, 91283)]