1252650021

素因数分解:

$3^1\times 7^1\times {\mathrm{2879}}^1\times {\mathrm{20719}}^1$

素因数の和:23608

約数の個数: 16

約数和(自身を含む): 1909555200

約数和(自身を除く): 656905179

約数列:

[1, 3, 7, 21, 2879, 8637, 20153, 20719, 60459, 62157, 145033, 435099, 59650001, 178950003, 417550007, 1252650021]

約数ペア:

[(1, 1252650021), (3, 417550007), (7, 178950003), (21, 59650001), (2879, 435099), (8637, 145033), (20153, 62157), (20719, 60459)]