21556848

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6703}}^1$

素因数の和:6781

約数の個数: 40

約数和(自身を含む): 56528128

約数和(自身を除く): 34971280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6703, 13406, 20109, 26812, 40218, 53624, 80436, 107248, 160872, 321744, 449101, 898202, 1347303, 1796404, 2694606, 3592808, 5389212, 7185616, 10778424, 21556848]

約数ペア:

[(1, 21556848), (2, 10778424), (3, 7185616), (4, 5389212), (6, 3592808), (8, 2694606), (12, 1796404), (16, 1347303), (24, 898202), (48, 449101), (67, 321744), (134, 160872), (201, 107248), (268, 80436), (402, 53624), (536, 40218), (804, 26812), (1072, 20109), (1608, 13406), (3216, 6703)]