21102666

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270547}}^1$

素因数の和:270565

約数の個数: 16

約数和(自身を含む): 45452064

約数和(自身を除く): 24349398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270547, 541094, 811641, 1623282, 3517111, 7034222, 10551333, 21102666]

約数ペア:

[(1, 21102666), (2, 10551333), (3, 7034222), (6, 3517111), (13, 1623282), (26, 811641), (39, 541094), (78, 270547)]