21906618

素因数分解:

$2^1\times 3^1\times {\mathrm{1553}}^1\times {\mathrm{2351}}^1$

素因数の和:3909

約数の個数: 16

約数和(自身を含む): 43860096

約数和(自身を除く): 21953478

約数列:

[1, 2, 3, 6, 1553, 2351, 3106, 4659, 4702, 7053, 9318, 14106, 3651103, 7302206, 10953309, 21906618]

約数ペア:

[(1, 21906618), (2, 10953309), (3, 7302206), (6, 3651103), (1553, 14106), (2351, 9318), (3106, 7053), (4659, 4702)]