2521322013

素因数分解:

$3^1\times 7^1\times {\mathrm{2731}}^1\times {\mathrm{43963}}^1$

素因数の和:46704

約数の個数: 16

約数和(自身を含む): 3843508736

約数和(自身を除く): 1322186723

約数列:

[1, 3, 7, 21, 2731, 8193, 19117, 43963, 57351, 131889, 307741, 923223, 120062953, 360188859, 840440671, 2521322013]

約数ペア:

[(1, 2521322013), (3, 840440671), (7, 360188859), (21, 120062953), (2731, 923223), (8193, 307741), (19117, 131889), (43963, 57351)]