21139314

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{503317}}^1$

素因数の和:503329

約数の個数: 16

約数和(自身を含む): 48318528

約数和(自身を除く): 27179214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 503317, 1006634, 1509951, 3019902, 3523219, 7046438, 10569657, 21139314]

約数ペア:

[(1, 21139314), (2, 10569657), (3, 7046438), (6, 3523219), (7, 3019902), (14, 1509951), (21, 1006634), (42, 503317)]