21068261929

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7754237}}^1$

素因数の和:7754280

約数の個数: 16

約数和(自身を含む): 26054239680

約数和(自身を除く): 4985977751

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 7754237, 85296607, 100805081, 147330503, 1108855891, 1620635533, 1915296539, 21068261929]

約数ペア:

[(1, 21068261929), (11, 1915296539), (13, 1620635533), (19, 1108855891), (143, 147330503), (209, 100805081), (247, 85296607), (2717, 7754237)]