21597506

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67073}}^1$

素因数の和:67105

約数の個数: 16

約数和(自身を含む): 38634624

約数和(自身を除く): 17037118

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 67073, 134146, 469511, 939022, 1542679, 3085358, 10798753, 21597506]

約数ペア:

[(1, 21597506), (2, 10798753), (7, 3085358), (14, 1542679), (23, 939022), (46, 469511), (161, 134146), (322, 67073)]