2121543

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 3295968

約数和(自身を除く): 1174425

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 277, 333, 831, 851, 2493, 2553, 6371, 7659, 10249, 19113, 30747, 57339, 92241, 235727, 707181, 2121543]

約数ペア:

[(1, 2121543), (3, 707181), (9, 235727), (23, 92241), (37, 57339), (69, 30747), (111, 19113), (207, 10249), (277, 7659), (333, 6371), (831, 2553), (851, 2493)]