2021900531

素因数分解:

$7^1\times {\mathrm{557}}^1\times {\mathrm{641}}^1\times {\mathrm{809}}^1$

素因数の和:2014

約数の個数: 16

約数和(自身を含む): 2321369280

約数和(自身を除く): 299468749

約数列:

[1, 7, 557, 641, 809, 3899, 4487, 5663, 357037, 450613, 518569, 2499259, 3154291, 3629983, 288842933, 2021900531]

約数ペア:

[(1, 2021900531), (7, 288842933), (557, 3629983), (641, 3154291), (809, 2499259), (3899, 518569), (4487, 450613), (5663, 357037)]