21106844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{479701}}^1$

素因数の和:479716

約数の個数: 12

約数和(自身を含む): 40294968

約数和(自身を除く): 19188124

約数列:

[1, 2, 4, 11, 22, 44, 479701, 959402, 1918804, 5276711, 10553422, 21106844]

約数ペア:

[(1, 21106844), (2, 10553422), (4, 5276711), (11, 1918804), (22, 959402), (44, 479701)]