21006076

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57709}}^1$

素因数の和:57733

約数の個数: 24

約数和(自身を含む): 45244640

約数和(自身を除く): 24238564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57709, 115418, 230836, 403963, 750217, 807926, 1500434, 1615852, 3000868, 5251519, 10503038, 21006076]

約数ペア:

[(1, 21006076), (2, 10503038), (4, 5251519), (7, 3000868), (13, 1615852), (14, 1500434), (26, 807926), (28, 750217), (52, 403963), (91, 230836), (182, 115418), (364, 57709)]