21888801

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9613}}^1$

素因数の和:9653

約数の個数: 24

約数和(自身を含む): 35994816

約数和(自身を除く): 14106015

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 9613, 28839, 86517, 105743, 221099, 317229, 663297, 951687, 1989891, 2432089, 7296267, 21888801]

約数ペア:

[(1, 21888801), (3, 7296267), (9, 2432089), (11, 1989891), (23, 951687), (33, 663297), (69, 317229), (99, 221099), (207, 105743), (253, 86517), (759, 28839), (2277, 9613)]