21704074

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{17419}}^1$

素因数の和:17517

約数の個数: 16

約数和(自身を含む): 37627200

約数和(自身を除く): 15923126

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 17419, 34838, 121933, 243866, 1550291, 3100582, 10852037, 21704074]

約数ペア:

[(1, 21704074), (2, 10852037), (7, 3100582), (14, 1550291), (89, 243866), (178, 121933), (623, 34838), (1246, 17419)]