21343347

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{701}}^1$

素因数の和:923

約数の個数: 24

約数和(自身を含む): 32853600

約数和(自身を除く): 11510253

約数列:

[1, 3, 9, 17, 51, 153, 199, 597, 701, 1791, 2103, 3383, 6309, 10149, 11917, 30447, 35751, 107253, 139499, 418497, 1255491, 2371483, 7114449, 21343347]

約数ペア:

[(1, 21343347), (3, 7114449), (9, 2371483), (17, 1255491), (51, 418497), (153, 139499), (199, 107253), (597, 35751), (701, 30447), (1791, 11917), (2103, 10149), (3383, 6309)]