21606376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{245527}}^1$

素因数の和:245544

約数の個数: 16

約数和(自身を含む): 44195040

約数和(自身を除く): 22588664

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 245527, 491054, 982108, 1964216, 2700797, 5401594, 10803188, 21606376]

約数ペア:

[(1, 21606376), (2, 10803188), (4, 5401594), (8, 2700797), (11, 1964216), (22, 982108), (44, 491054), (88, 245527)]