21790284

素因数分解:

$2^2\times 3^1\times {\mathrm{443}}^1\times {\mathrm{4099}}^1$

素因数の和:4549

約数の個数: 24

約数和(自身を含む): 50971200

約数和(自身を除く): 29180916

約数列:

[1, 2, 3, 4, 6, 12, 443, 886, 1329, 1772, 2658, 4099, 5316, 8198, 12297, 16396, 24594, 49188, 1815857, 3631714, 5447571, 7263428, 10895142, 21790284]

約数ペア:

[(1, 21790284), (2, 10895142), (3, 7263428), (4, 5447571), (6, 3631714), (12, 1815857), (443, 49188), (886, 24594), (1329, 16396), (1772, 12297), (2658, 8198), (4099, 5316)]