21340188

素因数分解:

$2^2\times 3^2\times {\mathrm{337}}^1\times {\mathrm{1759}}^1$

素因数の和:2106

約数の個数: 36

約数和(自身を含む): 54134080

約数和(自身を除く): 32793892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 337, 674, 1011, 1348, 1759, 2022, 3033, 3518, 4044, 5277, 6066, 7036, 10554, 12132, 15831, 21108, 31662, 63324, 592783, 1185566, 1778349, 2371132, 3556698, 5335047, 7113396, 10670094, 21340188]

約数ペア:

[(1, 21340188), (2, 10670094), (3, 7113396), (4, 5335047), (6, 3556698), (9, 2371132), (12, 1778349), (18, 1185566), (36, 592783), (337, 63324), (674, 31662), (1011, 21108), (1348, 15831), (1759, 12132), (2022, 10554), (3033, 7036), (3518, 6066), (4044, 5277)]