21938823

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47797}}^1$

素因数の和:47823

約数の個数: 16

約数和(自身を含む): 34414560

約数和(自身を除く): 12475737

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 47797, 143391, 430173, 812549, 1290519, 2437647, 7312941, 21938823]

約数ペア:

[(1, 21938823), (3, 7312941), (9, 2437647), (17, 1290519), (27, 812549), (51, 430173), (153, 143391), (459, 47797)]