2151955.00000000

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7933}}^1$

素因数の和:8074

約数の個数: 16

約数和(自身を含む): 33513216

約数和(自身を除く): 11689533

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 7933, 23799, 55531, 166593, 1039223, 3117669, 7274561, 21823683]

約数ペア:

[(1, 21823683), (3, 7274561), (7, 3117669), (21, 1039223), (131, 166593), (393, 55531), (917, 23799), (2751, 7933)]