2021425910

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{84191}}^1$

素因数の和:84226

約数の個数: 40

約数和(自身を含む): 4244792256

約数和(自身を除く): 2223366346

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2401, 3430, 4802, 12005, 24010, 84191, 168382, 420955, 589337, 841910, 1178674, 2946685, 4125359, 5893370, 8250718, 20626795, 28877513, 41253590, 57755026, 144387565, 202142591, 288775130, 404285182, 1010712955, 2021425910]

約数ペア:

[(1, 2021425910), (2, 1010712955), (5, 404285182), (7, 288775130), (10, 202142591), (14, 144387565), (35, 57755026), (49, 41253590), (70, 28877513), (98, 20626795), (245, 8250718), (343, 5893370), (490, 4125359), (686, 2946685), (1715, 1178674), (2401, 841910), (3430, 589337), (4802, 420955), (12005, 168382), (24010, 84191)]