21340206

素因数分解:

$2^1\times 3^3\times {\mathrm{395189}}^1$

素因数の和:395200

約数の個数: 16

約数和(自身を含む): 47422800

約数和(自身を除く): 26082594

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 395189, 790378, 1185567, 2371134, 3556701, 7113402, 10670103, 21340206]

約数ペア:

[(1, 21340206), (2, 10670103), (3, 7113402), (6, 3556701), (9, 2371134), (18, 1185567), (27, 790378), (54, 395189)]