21772020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{362867}}^1$

素因数の和:362879

約数の個数: 24

約数和(自身を含む): 60961824

約数和(自身を除く): 39189804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 362867, 725734, 1088601, 1451468, 1814335, 2177202, 3628670, 4354404, 5443005, 7257340, 10886010, 21772020]

約数ペア:

[(1, 21772020), (2, 10886010), (3, 7257340), (4, 5443005), (5, 4354404), (6, 3628670), (10, 2177202), (12, 1814335), (15, 1451468), (20, 1088601), (30, 725734), (60, 362867)]