21732710

素因数分解:

$2^1\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1777}}^1$

素因数の和:3007

約数の個数: 16

約数和(自身を含む): 39172896

約数和(自身を除く): 17440186

約数列:

[1, 2, 5, 10, 1223, 1777, 2446, 3554, 6115, 8885, 12230, 17770, 2173271, 4346542, 10866355, 21732710]

約数ペア:

[(1, 21732710), (2, 10866355), (5, 4346542), (10, 2173271), (1223, 17770), (1777, 12230), (2446, 8885), (3554, 6115)]