21340022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{5419}}^1$

素因数の和:5611

約数の個数: 16

約数和(自身を含む): 35121600

約数和(自身を除く): 13781578

約数列:

[1, 2, 11, 22, 179, 358, 1969, 3938, 5419, 10838, 59609, 119218, 970001, 1940002, 10670011, 21340022]

約数ペア:

[(1, 21340022), (2, 10670011), (11, 1940002), (22, 970001), (179, 119218), (358, 59609), (1969, 10838), (3938, 5419)]