21415352

素因数分解:

$2^3\times 7^2\times {\mathrm{54631}}^1$

素因数の和:54651

約数の個数: 24

約数和(自身を含む): 46710360

約数和(自身を除く): 25295008

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 54631, 109262, 218524, 382417, 437048, 764834, 1529668, 2676919, 3059336, 5353838, 10707676, 21415352]

約数ペア:

[(1, 21415352), (2, 10707676), (4, 5353838), (7, 3059336), (8, 2676919), (14, 1529668), (28, 764834), (49, 437048), (56, 382417), (98, 218524), (196, 109262), (392, 54631)]