21080494091

素因数分解:

${\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{40849}}^1$

素因数の和:41198

約数の個数: 16

約数和(自身を含む): 22460964000

約数和(自身を除く): 1380469909

約数列:

[1, 19, 157, 173, 2983, 3287, 27161, 40849, 516059, 776131, 6413293, 7066877, 121852567, 134270663, 1109499689, 21080494091]

約数ペア:

[(1, 21080494091), (19, 1109499689), (157, 134270663), (173, 121852567), (2983, 7066877), (3287, 6413293), (27161, 776131), (40849, 516059)]