210984291

素因数分解:

$3^3\times 7^1\times {\mathrm{1116319}}^1$

素因数の和:1116335

約数の個数: 16

約数和(自身を含む): 357222400

約数和(自身を除く): 146238109

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1116319, 3348957, 7814233, 10046871, 23442699, 30140613, 70328097, 210984291]

約数ペア:

[(1, 210984291), (3, 70328097), (7, 30140613), (9, 23442699), (21, 10046871), (27, 7814233), (63, 3348957), (189, 1116319)]