21144210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{704807}}^1$

素因数の和:704817

約数の個数: 16

約数和(自身を含む): 50746176

約数和(自身を除く): 29601966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 704807, 1409614, 2114421, 3524035, 4228842, 7048070, 10572105, 21144210]

約数ペア:

[(1, 21144210), (2, 10572105), (3, 7048070), (5, 4228842), (6, 3524035), (10, 2114421), (15, 1409614), (30, 704807)]