21856554034

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67877497}}^1$

素因数の和:67877529

約数の個数: 16

約数和(自身を含む): 39097438848

約数和(自身を除く): 17240884814

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 67877497, 135754994, 475142479, 950284958, 1561182431, 3122364862, 10928277017, 21856554034]

約数ペア:

[(1, 21856554034), (2, 10928277017), (7, 3122364862), (14, 1561182431), (23, 950284958), (46, 475142479), (161, 135754994), (322, 67877497)]