21909630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{730321}}^1$

素因数の和:730331

約数の個数: 16

約数和(自身を含む): 52583184

約数和(自身を除く): 30673554

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 730321, 1460642, 2190963, 3651605, 4381926, 7303210, 10954815, 21909630]

約数ペア:

[(1, 21909630), (2, 10954815), (3, 7303210), (5, 4381926), (6, 3651605), (10, 2190963), (15, 1460642), (30, 730321)]