21853449

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1013}}^1$

素因数の和:1086

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 13190391

約数列:

[1, 3, 9, 17, 27, 47, 51, 141, 153, 423, 459, 799, 1013, 1269, 2397, 3039, 7191, 9117, 17221, 21573, 27351, 47611, 51663, 142833, 154989, 428499, 464967, 809387, 1285497, 2428161, 7284483, 21853449]

約数ペア:

[(1, 21853449), (3, 7284483), (9, 2428161), (17, 1285497), (27, 809387), (47, 464967), (51, 428499), (141, 154989), (153, 142833), (423, 51663), (459, 47611), (799, 27351), (1013, 21573), (1269, 17221), (2397, 9117), (3039, 7191)]