21031098

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{318653}}^1$

素因数の和:318669

約数の個数: 16

約数和(自身を含む): 45886176

約数和(自身を除く): 24855078

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 318653, 637306, 955959, 1911918, 3505183, 7010366, 10515549, 21031098]

約数ペア:

[(1, 21031098), (2, 10515549), (3, 7010366), (6, 3505183), (11, 1911918), (22, 955959), (33, 637306), (66, 318653)]