16964157021

素因数分解:

$3^1\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{619967}}^1$

素因数の和:621280

約数の個数: 16

約数和(自身を含む): 25870024704

約数和(自身を除く): 8905867683

約数列:

[1, 3, 7, 21, 1303, 3909, 9121, 27363, 619967, 1859901, 4339769, 13019307, 807817001, 2423451003, 5654719007, 16964157021]

約数ペア:

[(1, 16964157021), (3, 5654719007), (7, 2423451003), (21, 807817001), (1303, 13019307), (3909, 4339769), (9121, 1859901), (27363, 619967)]