2021641497

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{1621}}^1$

素因数の和:1895

約数の個数: 40

約数和(自身を含む): 3073462920

約数和(自身を除く): 1051821423

約数列:

[1, 3, 9, 27, 81, 89, 173, 267, 519, 801, 1557, 1621, 2403, 4671, 4863, 7209, 14013, 14589, 15397, 43767, 46191, 131301, 138573, 144269, 280433, 415719, 432807, 841299, 1247157, 1298421, 2523897, 3895263, 7571691, 11685789, 22715073, 24958537, 74875611, 224626833, 673880499, 2021641497]

約数ペア:

[(1, 2021641497), (3, 673880499), (9, 224626833), (27, 74875611), (81, 24958537), (89, 22715073), (173, 11685789), (267, 7571691), (519, 3895263), (801, 2523897), (1557, 1298421), (1621, 1247157), (2403, 841299), (4671, 432807), (4863, 415719), (7209, 280433), (14013, 144269), (14589, 138573), (15397, 131301), (43767, 46191)]