21777811

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 24766560

約数和(自身を除く): 2988749

約数列:

[1, 11, 29, 233, 293, 319, 2563, 3223, 6757, 8497, 68269, 74327, 93467, 750959, 1979801, 21777811]

約数ペア:

[(1, 21777811), (11, 1979801), (29, 750959), (233, 93467), (293, 74327), (319, 68269), (2563, 8497), (3223, 6757)]