21040452

素因数分解:

$2^2\times 3^3\times {\mathrm{194819}}^1$

素因数の和:194832

約数の個数: 24

約数和(自身を含む): 54549600

約数和(自身を除く): 33509148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 194819, 389638, 584457, 779276, 1168914, 1753371, 2337828, 3506742, 5260113, 7013484, 10520226, 21040452]

約数ペア:

[(1, 21040452), (2, 10520226), (3, 7013484), (4, 5260113), (6, 3506742), (9, 2337828), (12, 1753371), (18, 1168914), (27, 779276), (36, 584457), (54, 389638), (108, 194819)]