21252074

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1997}}^1$

素因数の和:2329

約数の個数: 16

約数和(自身を含む): 33878088

約数和(自身を除く): 12626014

約数列:

[1, 2, 17, 34, 313, 626, 1997, 3994, 5321, 10642, 33949, 67898, 625061, 1250122, 10626037, 21252074]

約数ペア:

[(1, 21252074), (2, 10626037), (17, 1250122), (34, 625061), (313, 67898), (626, 33949), (1997, 10642), (3994, 5321)]