13392519

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21991}}^1$

素因数の和:22030

約数の個数: 16

約数和(自身を含む): 21112320

約数和(自身を除く): 7719801

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 21991, 65973, 153937, 461811, 637739, 1913217, 4464173, 13392519]

約数ペア:

[(1, 13392519), (3, 4464173), (7, 1913217), (21, 637739), (29, 461811), (87, 153937), (203, 65973), (609, 21991)]