21739254

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{49633}}^1$

素因数の和:49711

約数の個数: 16

約数和(自身を含む): 44074992

約数和(自身を除く): 22335738

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 49633, 99266, 148899, 297798, 3623209, 7246418, 10869627, 21739254]

約数ペア:

[(1, 21739254), (2, 10869627), (3, 7246418), (6, 3623209), (73, 297798), (146, 148899), (219, 99266), (438, 49633)]