21910098

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{521669}}^1$

素因数の和:521681

約数の個数: 16

約数和(自身を含む): 50080320

約数和(自身を除く): 28170222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 521669, 1043338, 1565007, 3130014, 3651683, 7303366, 10955049, 21910098]

約数ペア:

[(1, 21910098), (2, 10955049), (3, 7303366), (6, 3651683), (7, 3130014), (14, 1565007), (21, 1043338), (42, 521669)]