21442010

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{32003}}^1$

素因数の和:32077

約数の個数: 16

約数和(自身を含む): 39172896

約数和(自身を除く): 17730886

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 32003, 64006, 160015, 320030, 2144201, 4288402, 10721005, 21442010]

約数ペア:

[(1, 21442010), (2, 10721005), (5, 4288402), (10, 2144201), (67, 320030), (134, 160015), (335, 64006), (670, 32003)]