21919954

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4759}}^1$

素因数の和:4822

約数の個数: 24

約数和(自身を含む): 39070080

約数和(自身を除く): 17150126

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4606, 4759, 9518, 33313, 66626, 223673, 233191, 447346, 466382, 1565711, 3131422, 10959977, 21919954]

約数ペア:

[(1, 21919954), (2, 10959977), (7, 3131422), (14, 1565711), (47, 466382), (49, 447346), (94, 233191), (98, 223673), (329, 66626), (658, 33313), (2303, 9518), (4606, 4759)]