21398502

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{33331}}^1$

素因数の和:33443

約数の個数: 16

約数和(自身を含む): 43198272

約数和(自身を除く): 21799770

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 33331, 66662, 99993, 199986, 3566417, 7132834, 10699251, 21398502]

約数ペア:

[(1, 21398502), (2, 10699251), (3, 7132834), (6, 3566417), (107, 199986), (214, 99993), (321, 66662), (642, 33331)]