21140014

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52069}}^1$

素因数の和:52107

約数の個数: 16

約数和(自身を含む): 37490400

約数和(自身を除く): 16350386

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 52069, 104138, 364483, 728966, 1510001, 3020002, 10570007, 21140014]

約数ペア:

[(1, 21140014), (2, 10570007), (7, 3020002), (14, 1510001), (29, 728966), (58, 364483), (203, 104138), (406, 52069)]