21329858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{9413}}^1$

素因数の和:9529

約数の個数: 16

約数和(自身を含む): 35246016

約数和(自身を除く): 13916158

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 9413, 18826, 103543, 207086, 969539, 1939078, 10664929, 21329858]

約数ペア:

[(1, 21329858), (2, 10664929), (11, 1939078), (22, 969539), (103, 207086), (206, 103543), (1133, 18826), (2266, 9413)]