21797286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{518983}}^1$

素因数の和:518995

約数の個数: 16

約数和(自身を含む): 49822464

約数和(自身を除く): 28025178

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 518983, 1037966, 1556949, 3113898, 3632881, 7265762, 10898643, 21797286]

約数ペア:

[(1, 21797286), (2, 10898643), (3, 7265762), (6, 3632881), (7, 3113898), (14, 1556949), (21, 1037966), (42, 518983)]