21485706

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{325541}}^1$

素因数の和:325557

約数の個数: 16

約数和(自身を含む): 46878048

約数和(自身を除く): 25392342

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 325541, 651082, 976623, 1953246, 3580951, 7161902, 10742853, 21485706]

約数ペア:

[(1, 21485706), (2, 10742853), (3, 7161902), (6, 3580951), (11, 1953246), (22, 976623), (33, 651082), (66, 325541)]