21878316

素因数分解:

$2^2\times 3^3\times {\mathrm{202577}}^1$

素因数の和:202590

約数の個数: 24

約数和(自身を含む): 56721840

約数和(自身を除く): 34843524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 202577, 405154, 607731, 810308, 1215462, 1823193, 2430924, 3646386, 5469579, 7292772, 10939158, 21878316]

約数ペア:

[(1, 21878316), (2, 10939158), (3, 7292772), (4, 5469579), (6, 3646386), (9, 2430924), (12, 1823193), (18, 1215462), (27, 810308), (36, 607731), (54, 405154), (108, 202577)]