21547266

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{276247}}^1$

素因数の和:276265

約数の個数: 16

約数和(自身を含む): 46409664

約数和(自身を除く): 24862398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 276247, 552494, 828741, 1657482, 3591211, 7182422, 10773633, 21547266]

約数ペア:

[(1, 21547266), (2, 10773633), (3, 7182422), (6, 3591211), (13, 1657482), (26, 828741), (39, 552494), (78, 276247)]