21804693

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1867}}^1$

素因数の和:2116

約数の個数: 16

約数和(自身を含む): 30934080

約数和(自身を除く): 9129387

約数列:

[1, 3, 17, 51, 229, 687, 1867, 3893, 5601, 11679, 31739, 95217, 427543, 1282629, 7268231, 21804693]

約数ペア:

[(1, 21804693), (3, 7268231), (17, 1282629), (51, 427543), (229, 95217), (687, 31739), (1867, 11679), (3893, 5601)]