21862654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 37992960

約数和(自身を除く): 16130306

約数列:

[1, 2, 11, 19, 22, 38, 193, 209, 271, 386, 418, 542, 2123, 2981, 3667, 4246, 5149, 5962, 7334, 10298, 40337, 52303, 56639, 80674, 104606, 113278, 575333, 993757, 1150666, 1987514, 10931327, 21862654]

約数ペア:

[(1, 21862654), (2, 10931327), (11, 1987514), (19, 1150666), (22, 993757), (38, 575333), (193, 113278), (209, 104606), (271, 80674), (386, 56639), (418, 52303), (542, 40337), (2123, 10298), (2981, 7334), (3667, 5962), (4246, 5149)]