21672078

素因数分解:

$2^1\times 3^1\times {\mathrm{1109}}^1\times {\mathrm{3257}}^1$

素因数の和:4371

約数の個数: 16

約数和(自身を含む): 43396560

約数和(自身を除く): 21724482

約数列:

[1, 2, 3, 6, 1109, 2218, 3257, 3327, 6514, 6654, 9771, 19542, 3612013, 7224026, 10836039, 21672078]

約数ペア:

[(1, 21672078), (2, 10836039), (3, 7224026), (6, 3612013), (1109, 19542), (2218, 9771), (3257, 6654), (3327, 6514)]