21036810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{701227}}^1$

素因数の和:701237

約数の個数: 16

約数和(自身を含む): 50488416

約数和(自身を除く): 29451606

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 701227, 1402454, 2103681, 3506135, 4207362, 7012270, 10518405, 21036810]

約数ペア:

[(1, 21036810), (2, 10518405), (3, 7012270), (5, 4207362), (6, 3506135), (10, 2103681), (15, 1402454), (30, 701227)]