21796749

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{62099}}^1$

素因数の和:62121

約数の個数: 16

約数和(自身を含む): 34776000

約数和(自身を除く): 12979251

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 62099, 186297, 558891, 807287, 1676673, 2421861, 7265583, 21796749]

約数ペア:

[(1, 21796749), (3, 7265583), (9, 2421861), (13, 1676673), (27, 807287), (39, 558891), (117, 186297), (351, 62099)]