2021567289

素因数分解:

$3^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{200971}}^1$

素因数の和:201460

約数の個数: 16

約数和(自身を含む): 3086929920

約数和(自身を除く): 1065362631

約数列:

[1, 3, 7, 21, 479, 1437, 3353, 10059, 200971, 602913, 1406797, 4220391, 96265109, 288795327, 673855763, 2021567289]

約数ペア:

[(1, 2021567289), (3, 673855763), (7, 288795327), (21, 96265109), (479, 4220391), (1437, 1406797), (3353, 602913), (10059, 200971)]