21248502

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{321947}}^1$

素因数の和:321963

約数の個数: 16

約数和(自身を含む): 46360512

約数和(自身を除く): 25112010

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 321947, 643894, 965841, 1931682, 3541417, 7082834, 10624251, 21248502]

約数ペア:

[(1, 21248502), (2, 10624251), (3, 7082834), (6, 3541417), (11, 1931682), (22, 965841), (33, 643894), (66, 321947)]