21491382

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{325627}}^1$

素因数の和:325643

約数の個数: 16

約数和(自身を含む): 46890432

約数和(自身を除く): 25399050

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 325627, 651254, 976881, 1953762, 3581897, 7163794, 10745691, 21491382]

約数ペア:

[(1, 21491382), (2, 10745691), (3, 7163794), (6, 3581897), (11, 1953762), (22, 976881), (33, 651254), (66, 325627)]