21441906

素因数分解:

$2^1\times 3^2\times {\mathrm{419}}^1\times {\mathrm{2843}}^1$

素因数の和:3270

約数の個数: 24

約数和(自身を含む): 46584720

約数和(自身を除く): 25142814

約数列:

[1, 2, 3, 6, 9, 18, 419, 838, 1257, 2514, 2843, 3771, 5686, 7542, 8529, 17058, 25587, 51174, 1191217, 2382434, 3573651, 7147302, 10720953, 21441906]

約数ペア:

[(1, 21441906), (2, 10720953), (3, 7147302), (6, 3573651), (9, 2382434), (18, 1191217), (419, 51174), (838, 25587), (1257, 17058), (2514, 8529), (2843, 7542), (3771, 5686)]