21330984

素因数分解:

$2^3\times 3^1\times {\mathrm{251}}^1\times {\mathrm{3541}}^1$

素因数の和:3801

約数の個数: 32

約数和(自身を含む): 53555040

約数和(自身を除く): 32224056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 251, 502, 753, 1004, 1506, 2008, 3012, 3541, 6024, 7082, 10623, 14164, 21246, 28328, 42492, 84984, 888791, 1777582, 2666373, 3555164, 5332746, 7110328, 10665492, 21330984]

約数ペア:

[(1, 21330984), (2, 10665492), (3, 7110328), (4, 5332746), (6, 3555164), (8, 2666373), (12, 1777582), (24, 888791), (251, 84984), (502, 42492), (753, 28328), (1004, 21246), (1506, 14164), (2008, 10623), (3012, 7082), (3541, 6024)]