21108864

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7853}}^1$

素因数の和:7877

約数の個数: 64

約数和(自身を含む): 64088640

約数和(自身を除く): 42979776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7853, 15706, 23559, 31412, 47118, 54971, 62824, 94236, 109942, 125648, 164913, 188472, 219884, 251296, 329826, 376944, 439768, 502592, 659652, 753888, 879536, 1005184, 1319304, 1507776, 1759072, 2638608, 3015552, 3518144, 5277216, 7036288, 10554432, 21108864]

約数ペア:

[(1, 21108864), (2, 10554432), (3, 7036288), (4, 5277216), (6, 3518144), (7, 3015552), (8, 2638608), (12, 1759072), (14, 1507776), (16, 1319304), (21, 1005184), (24, 879536), (28, 753888), (32, 659652), (42, 502592), (48, 439768), (56, 376944), (64, 329826), (84, 251296), (96, 219884), (112, 188472), (128, 164913), (168, 125648), (192, 109942), (224, 94236), (336, 62824), (384, 54971), (448, 47118), (672, 31412), (896, 23559), (1344, 15706), (2688, 7853)]