21382472

素因数分解:

$2^3\times {\mathrm{751}}^1\times {\mathrm{3559}}^1$

素因数の和:4316

約数の個数: 16

約数和(自身を含む): 40156800

約数和(自身を除く): 18774328

約数列:

[1, 2, 4, 8, 751, 1502, 3004, 3559, 6008, 7118, 14236, 28472, 2672809, 5345618, 10691236, 21382472]

約数ペア:

[(1, 21382472), (2, 10691236), (4, 5345618), (8, 2672809), (751, 28472), (1502, 14236), (3004, 7118), (3559, 6008)]