21789774

素因数分解:

$2^1\times 3^2\times {\mathrm{241}}^1\times {\mathrm{5023}}^1$

素因数の和:5272

約数の個数: 24

約数和(自身を含む): 47416512

約数和(自身を除く): 25626738

約数列:

[1, 2, 3, 6, 9, 18, 241, 482, 723, 1446, 2169, 4338, 5023, 10046, 15069, 30138, 45207, 90414, 1210543, 2421086, 3631629, 7263258, 10894887, 21789774]

約数ペア:

[(1, 21789774), (2, 10894887), (3, 7263258), (6, 3631629), (9, 2421086), (18, 1210543), (241, 90414), (482, 45207), (723, 30138), (1446, 15069), (2169, 10046), (4338, 5023)]