21416262

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509911}}^1$

素因数の和:509923

約数の個数: 16

約数和(自身を含む): 48951552

約数和(自身を除く): 27535290

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509911, 1019822, 1529733, 3059466, 3569377, 7138754, 10708131, 21416262]

約数ペア:

[(1, 21416262), (2, 10708131), (3, 7138754), (6, 3569377), (7, 3059466), (14, 1529733), (21, 1019822), (42, 509911)]