21041256

素因数分解:

$2^3\times 3^1\times {\mathrm{876719}}^1$

素因数の和:876728

約数の個数: 16

約数和(自身を含む): 52603200

約数和(自身を除く): 31561944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 876719, 1753438, 2630157, 3506876, 5260314, 7013752, 10520628, 21041256]

約数ペア:

[(1, 21041256), (2, 10520628), (3, 7013752), (4, 5260314), (6, 3506876), (8, 2630157), (12, 1753438), (24, 876719)]