21797994

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{51169}}^1$

素因数の和:51245

約数の個数: 16

約数和(自身を含む): 44210880

約数和(自身を除く): 22412886

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 51169, 102338, 153507, 307014, 3632999, 7265998, 10898997, 21797994]

約数ペア:

[(1, 21797994), (2, 10898997), (3, 7265998), (6, 3632999), (71, 307014), (142, 153507), (213, 102338), (426, 51169)]