21297726

素因数分解:

$2^1\times 3^2\times {\mathrm{337}}^1\times {\mathrm{3511}}^1$

素因数の和:3856

約数の個数: 24

約数和(自身を含む): 46295184

約数和(自身を除く): 24997458

約数列:

[1, 2, 3, 6, 9, 18, 337, 674, 1011, 2022, 3033, 3511, 6066, 7022, 10533, 21066, 31599, 63198, 1183207, 2366414, 3549621, 7099242, 10648863, 21297726]

約数ペア:

[(1, 21297726), (2, 10648863), (3, 7099242), (6, 3549621), (9, 2366414), (18, 1183207), (337, 63198), (674, 31599), (1011, 21066), (2022, 10533), (3033, 7022), (3511, 6066)]