210960988

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{142157}}^1$

素因数の和:142221

約数の個数: 24

約数和(自身を含む): 429885792

約数和(自身を除く): 218924804

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 142157, 284314, 568628, 995099, 1990198, 3980396, 7534321, 15068642, 30137284, 52740247, 105480494, 210960988]

約数ペア:

[(1, 210960988), (2, 105480494), (4, 52740247), (7, 30137284), (14, 15068642), (28, 7534321), (53, 3980396), (106, 1990198), (212, 995099), (371, 568628), (742, 284314), (1484, 142157)]