21086430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{702881}}^1$

素因数の和:702891

約数の個数: 16

約数和(自身を含む): 50607504

約数和(自身を除く): 29521074

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 702881, 1405762, 2108643, 3514405, 4217286, 7028810, 10543215, 21086430]

約数ペア:

[(1, 21086430), (2, 10543215), (3, 7028810), (5, 4217286), (6, 3514405), (10, 2108643), (15, 1405762), (30, 702881)]