21351561

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{92431}}^1$

素因数の和:92452

約数の個数: 16

約数和(自身を含む): 35493888

約数和(自身を除く): 14142327

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 92431, 277293, 647017, 1016741, 1941051, 3050223, 7117187, 21351561]

約数ペア:

[(1, 21351561), (3, 7117187), (7, 3050223), (11, 1941051), (21, 1016741), (33, 647017), (77, 277293), (231, 92431)]