21036705508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57793147}}^1$

素因数の和:57793171

約数の個数: 24

約数和(自身を含む): 45309828032

約数和(自身を除く): 24273122524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57793147, 115586294, 231172588, 404552029, 751310911, 809104058, 1502621822, 1618208116, 3005243644, 5259176377, 10518352754, 21036705508]

約数ペア:

[(1, 21036705508), (2, 10518352754), (4, 5259176377), (7, 3005243644), (13, 1618208116), (14, 1502621822), (26, 809104058), (28, 751310911), (52, 404552029), (91, 231172588), (182, 115586294), (364, 57793147)]