21037024251

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{709823}}^1$

素因数の和:709955

約数の個数: 24

約数和(自身を含む): 31558775040

約数和(自身を除く): 10521750789

約数列:

[1, 3, 9, 37, 89, 111, 267, 333, 801, 3293, 9879, 29637, 709823, 2129469, 6388407, 26263451, 63174247, 78790353, 189522741, 236371059, 568568223, 2337447139, 7012341417, 21037024251]

約数ペア:

[(1, 21037024251), (3, 7012341417), (9, 2337447139), (37, 568568223), (89, 236371059), (111, 189522741), (267, 78790353), (333, 63174247), (801, 26263451), (3293, 6388407), (9879, 2129469), (29637, 709823)]