2181211647

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1663777}}^1$

素因数の和:1663822

約数の個数: 16

約数和(自身を含む): 3194453760

約数和(自身を除く): 1013242113

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 1663777, 4991331, 31611763, 38266871, 94835289, 114800613, 727070549, 2181211647]

約数ペア:

[(1, 2181211647), (3, 727070549), (19, 114800613), (23, 94835289), (57, 38266871), (69, 31611763), (437, 4991331), (1311, 1663777)]