21791184

素因数分解:

$2^4\times 3^1\times {\mathrm{453983}}^1$

素因数の和:453994

約数の個数: 20

約数和(自身を含む): 56294016

約数和(自身を除く): 34502832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 453983, 907966, 1361949, 1815932, 2723898, 3631864, 5447796, 7263728, 10895592, 21791184]

約数ペア:

[(1, 21791184), (2, 10895592), (3, 7263728), (4, 5447796), (6, 3631864), (8, 2723898), (12, 1815932), (16, 1361949), (24, 907966), (48, 453983)]