21892299

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{51031}}^1$

素因数の和:51058

約数の個数: 16

約数和(自身を含む): 34293504

約数和(自身を除く): 12401205

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 51031, 153093, 561341, 663403, 1684023, 1990209, 7297433, 21892299]

約数ペア:

[(1, 21892299), (3, 7297433), (11, 1990209), (13, 1684023), (33, 663403), (39, 561341), (143, 153093), (429, 51031)]