21368014

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{4003}}^1$

素因数の和:4179

約数の個数: 16

約数和(自身を含む): 34162128

約数和(自身を除く): 12794114

約数列:

[1, 2, 17, 34, 157, 314, 2669, 4003, 5338, 8006, 68051, 136102, 628471, 1256942, 10684007, 21368014]

約数ペア:

[(1, 21368014), (2, 10684007), (17, 1256942), (34, 628471), (157, 136102), (314, 68051), (2669, 8006), (4003, 5338)]