21793532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2063}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 40454400

約数和(自身を除く): 18660868

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2063, 2641, 4126, 5282, 8252, 10564, 39197, 78394, 156788, 286757, 573514, 1147028, 5448383, 10896766, 21793532]

約数ペア:

[(1, 21793532), (2, 10896766), (4, 5448383), (19, 1147028), (38, 573514), (76, 286757), (139, 156788), (278, 78394), (556, 39197), (2063, 10564), (2641, 8252), (4126, 5282)]