2193142021

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{42901}}^1$

素因数の和:43084

約数の個数: 16

約数和(自身を含む): 2567255680

約数和(自身を除く): 374113659

約数列:

[1, 7, 67, 109, 469, 763, 7303, 42901, 51121, 300307, 2874367, 4676209, 20120569, 32733463, 313306003, 2193142021]

約数ペア:

[(1, 2193142021), (7, 313306003), (67, 32733463), (109, 20120569), (469, 4676209), (763, 2874367), (7303, 300307), (42901, 51121)]