21438254

素因数分解:

$2^1\times {\mathrm{23}}^3\times {\mathrm{881}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 33657120

約数和(自身を除く): 12218866

約数列:

[1, 2, 23, 46, 529, 881, 1058, 1762, 12167, 20263, 24334, 40526, 466049, 932098, 10719127, 21438254]

約数ペア:

[(1, 21438254), (2, 10719127), (23, 932098), (46, 466049), (529, 40526), (881, 24334), (1058, 20263), (1762, 12167)]