21380733

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 34826880

約数和(自身を除く): 13446147

約数列:

[1, 3, 9, 11, 27, 33, 99, 193, 297, 373, 579, 1119, 1737, 2123, 3357, 4103, 5211, 6369, 10071, 12309, 19107, 36927, 57321, 71989, 110781, 215967, 647901, 791879, 1943703, 2375637, 7126911, 21380733]

約数ペア:

[(1, 21380733), (3, 7126911), (9, 2375637), (11, 1943703), (27, 791879), (33, 647901), (99, 215967), (193, 110781), (297, 71989), (373, 57321), (579, 36927), (1119, 19107), (1737, 12309), (2123, 10071), (3357, 6369), (4103, 5211)]