20871036219

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{2129}}^1\times {\mathrm{297067}}^1$

素因数の和:299210

約数の個数: 16

約数和(自身を含む): 30372232320

約数和(自身を除く): 9501196101

約数列:

[1, 3, 11, 33, 2129, 6387, 23419, 70257, 297067, 891201, 3267737, 9803211, 632455643, 1897366929, 6957012073, 20871036219]

約数ペア:

[(1, 20871036219), (3, 6957012073), (11, 1897366929), (33, 632455643), (2129, 9803211), (6387, 3267737), (23419, 891201), (70257, 297067)]