21185856

素因数分解:

$2^6\times 3^2\times {\mathrm{36781}}^1$

素因数の和:36799

約数の個数: 42

約数和(自身を含む): 60727082

約数和(自身を除く): 39541226

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 36781, 73562, 110343, 147124, 220686, 294248, 331029, 441372, 588496, 662058, 882744, 1176992, 1324116, 1765488, 2353984, 2648232, 3530976, 5296464, 7061952, 10592928, 21185856]

約数ペア:

[(1, 21185856), (2, 10592928), (3, 7061952), (4, 5296464), (6, 3530976), (8, 2648232), (9, 2353984), (12, 1765488), (16, 1324116), (18, 1176992), (24, 882744), (32, 662058), (36, 588496), (48, 441372), (64, 331029), (72, 294248), (96, 220686), (144, 147124), (192, 110343), (288, 73562), (576, 36781)]