21992302

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:711

約数の個数: 16

約数和(自身を含む): 33465600

約数和(自身を除く): 11473298

約数列:

[1, 2, 139, 239, 278, 331, 478, 662, 33221, 46009, 66442, 79109, 92018, 158218, 10996151, 21992302]

約数ペア:

[(1, 21992302), (2, 10996151), (139, 158218), (239, 92018), (278, 79109), (331, 66442), (478, 46009), (662, 33221)]