21662199

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10891}}^1$

素因数の和:10927

約数の個数: 24

約数和(自身を含む): 35682192

約数和(自身を除く): 14019993

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 10891, 32673, 98019, 141583, 185147, 424749, 555441, 1274247, 1666323, 2406911, 7220733, 21662199]

約数ペア:

[(1, 21662199), (3, 7220733), (9, 2406911), (13, 1666323), (17, 1274247), (39, 555441), (51, 424749), (117, 185147), (153, 141583), (221, 98019), (663, 32673), (1989, 10891)]