21654063977

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{56003}}^1$

素因数の和:56637

約数の個数: 24

約数和(自身を含む): 27172244736

約数和(自身を除く): 5518180759

約数列:

[1, 7, 13, 49, 91, 607, 637, 4249, 7891, 29743, 55237, 56003, 386659, 392021, 728039, 2744147, 5096273, 33993821, 35673911, 237956747, 441919673, 1665697229, 3093437711, 21654063977]

約数ペア:

[(1, 21654063977), (7, 3093437711), (13, 1665697229), (49, 441919673), (91, 237956747), (607, 35673911), (637, 33993821), (4249, 5096273), (7891, 2744147), (29743, 728039), (55237, 392021), (56003, 386659)]