21547573732

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{283520707}}^1$

素因数の和:283520730

約数の個数: 12

約数和(自身を含む): 39692899120

約数和(自身を除く): 18145325388

約数列:

[1, 2, 4, 19, 38, 76, 283520707, 567041414, 1134082828, 5386893433, 10773786866, 21547573732]

約数ペア:

[(1, 21547573732), (2, 10773786866), (4, 5386893433), (19, 1134082828), (38, 567041414), (76, 283520707)]