21544653

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4217}}^1$

素因数の和:4364

約数の個数: 16

約数和(自身を含む): 31179456

約数和(自身を除く): 9634803

約数列:

[1, 3, 13, 39, 131, 393, 1703, 4217, 5109, 12651, 54821, 164463, 552427, 1657281, 7181551, 21544653]

約数ペア:

[(1, 21544653), (3, 7181551), (13, 1657281), (39, 552427), (131, 164463), (393, 54821), (1703, 12651), (4217, 5109)]