21066206

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{65423}}^1$

素因数の和:65455

約数の個数: 16

約数和(自身を含む): 37684224

約数和(自身を除く): 16618018

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 65423, 130846, 457961, 915922, 1504729, 3009458, 10533103, 21066206]

約数ペア:

[(1, 21066206), (2, 10533103), (7, 3009458), (14, 1504729), (23, 915922), (46, 457961), (161, 130846), (322, 65423)]