2521259139

素因数分解:

$3^1\times 7^1\times {\mathrm{15161}}^1\times {\mathrm{7919}}^1$

素因数の和:23090

約数の個数: 16

約数和(自身を含む): 3842657280

約数和(自身を除く): 1321398141

約数列:

[1, 3, 7, 21, 7919, 15161, 23757, 45483, 55433, 106127, 166299, 318381, 120059959, 360179877, 840419713, 2521259139]

約数ペア:

[(1, 2521259139), (3, 840419713), (7, 360179877), (21, 120059959), (7919, 318381), (15161, 166299), (23757, 106127), (45483, 55433)]