21127294

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27017}}^1$

素因数の和:27059

約数の個数: 16

約数和(自身を含む): 35015328

約数和(自身を除く): 13888034

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 27017, 54034, 459289, 621391, 918578, 1242782, 10563647, 21127294]

約数ペア:

[(1, 21127294), (2, 10563647), (17, 1242782), (23, 918578), (34, 621391), (46, 459289), (391, 54034), (782, 27017)]