21064142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{1051}}^1$

素因数の和:1975

約数の個数: 16

約数和(自身を含む): 34539264

約数和(自身を除く): 13475122

約数列:

[1, 2, 11, 22, 911, 1051, 1822, 2102, 10021, 11561, 20042, 23122, 957461, 1914922, 10532071, 21064142]

約数ペア:

[(1, 21064142), (2, 10532071), (11, 1914922), (22, 957461), (911, 23122), (1051, 20042), (1822, 11561), (2102, 10021)]