21338256

素因数分解:

$2^4\times 3^1\times {\mathrm{444547}}^1$

素因数の和:444558

約数の個数: 20

約数和(自身を含む): 55123952

約数和(自身を除く): 33785696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 444547, 889094, 1333641, 1778188, 2667282, 3556376, 5334564, 7112752, 10669128, 21338256]

約数ペア:

[(1, 21338256), (2, 10669128), (3, 7112752), (4, 5334564), (6, 3556376), (8, 2667282), (12, 1778188), (16, 1333641), (24, 889094), (48, 444547)]