21777712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{123737}}^1$

素因数の和:123756

約数の個数: 20

約数和(自身を含む): 46030536

約数和(自身を除く): 24252824

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 123737, 247474, 494948, 989896, 1361107, 1979792, 2722214, 5444428, 10888856, 21777712]

約数ペア:

[(1, 21777712), (2, 10888856), (4, 5444428), (8, 2722214), (11, 1979792), (16, 1361107), (22, 989896), (44, 494948), (88, 247474), (176, 123737)]