21684186

素因数分解:

$2^1\times 3^4\times {\mathrm{133853}}^1$

素因数の和:133867

約数の個数: 20

約数和(自身を含む): 48589002

約数和(自身を除く): 26904816

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 133853, 267706, 401559, 803118, 1204677, 2409354, 3614031, 7228062, 10842093, 21684186]

約数ペア:

[(1, 21684186), (2, 10842093), (3, 7228062), (6, 3614031), (9, 2409354), (18, 1204677), (27, 803118), (54, 401559), (81, 267706), (162, 133853)]