2021182509

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1\times {\mathrm{9439}}^1$

素因数の和:10100

約数の個数: 16

約数和(自身を含む): 2720079360

約数和(自身を除く): 698896851

約数列:

[1, 3, 137, 411, 521, 1563, 9439, 28317, 71377, 214131, 1293143, 3879429, 4917719, 14753157, 673727503, 2021182509]

約数ペア:

[(1, 2021182509), (3, 673727503), (137, 14753157), (411, 4917719), (521, 3879429), (1563, 1293143), (9439, 214131), (28317, 71377)]