21756152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{247229}}^1$

素因数の和:247246

約数の個数: 16

約数和(自身を含む): 44501400

約数和(自身を除く): 22745248

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 247229, 494458, 988916, 1977832, 2719519, 5439038, 10878076, 21756152]

約数ペア:

[(1, 21756152), (2, 10878076), (4, 5439038), (8, 2719519), (11, 1977832), (22, 988916), (44, 494458), (88, 247229)]