21546939

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1559}}^1$

素因数の和:1850

約数の個数: 16

約数和(自身を含む): 30551040

約数和(自身を除く): 9004101

約数列:

[1, 3, 17, 51, 271, 813, 1559, 4607, 4677, 13821, 26503, 79509, 422489, 1267467, 7182313, 21546939]

約数ペア:

[(1, 21546939), (3, 7182313), (17, 1267467), (51, 422489), (271, 79509), (813, 26503), (1559, 13821), (4607, 4677)]