21671697

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1171}}^1$

素因数の和:1404

約数の個数: 16

約数和(自身を含む): 30003200

約数和(自身を除く): 8331503

約数列:

[1, 3, 31, 93, 199, 597, 1171, 3513, 6169, 18507, 36301, 108903, 233029, 699087, 7223899, 21671697]

約数ペア:

[(1, 21671697), (3, 7223899), (31, 699087), (93, 233029), (199, 108903), (597, 36301), (1171, 18507), (3513, 6169)]