21446170210

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2612201}}^1$

素因数の和:2613029

約数の個数: 16

約数和(自身を含む): 38650140792

約数和(自身を除く): 17203970582

約数列:

[1, 2, 5, 10, 821, 1642, 4105, 8210, 2612201, 5224402, 13061005, 26122010, 2144617021, 4289234042, 10723085105, 21446170210]

約数ペア:

[(1, 21446170210), (2, 10723085105), (5, 4289234042), (10, 2144617021), (821, 26122010), (1642, 13061005), (4105, 5224402), (8210, 2612201)]