21242408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241391}}^1$

素因数の和:241408

約数の個数: 16

約数和(自身を含む): 43450560

約数和(自身を除く): 22208152

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241391, 482782, 965564, 1931128, 2655301, 5310602, 10621204, 21242408]

約数ペア:

[(1, 21242408), (2, 10621204), (4, 5310602), (8, 2655301), (11, 1931128), (22, 965564), (44, 482782), (88, 241391)]