21426048

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{2657}}^1$

素因数の和:2684

約数の個数: 96

約数和(自身を含む): 70490160

約数和(自身を除く): 49064112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 288, 336, 384, 448, 504, 576, 672, 896, 1008, 1152, 1344, 2016, 2657, 2688, 4032, 5314, 7971, 8064, 10628, 15942, 18599, 21256, 23913, 31884, 37198, 42512, 47826, 55797, 63768, 74396, 85024, 95652, 111594, 127536, 148792, 167391, 170048, 191304, 223188, 255072, 297584, 334782, 340096, 382608, 446376, 510144, 595168, 669564, 765216, 892752, 1020288, 1190336, 1339128, 1530432, 1785504, 2380672, 2678256, 3060864, 3571008, 5356512, 7142016, 10713024, 21426048]

約数ペア:

[(1, 21426048), (2, 10713024), (3, 7142016), (4, 5356512), (6, 3571008), (7, 3060864), (8, 2678256), (9, 2380672), (12, 1785504), (14, 1530432), (16, 1339128), (18, 1190336), (21, 1020288), (24, 892752), (28, 765216), (32, 669564), (36, 595168), (42, 510144), (48, 446376), (56, 382608), (63, 340096), (64, 334782), (72, 297584), (84, 255072), (96, 223188), (112, 191304), (126, 170048), (128, 167391), (144, 148792), (168, 127536), (192, 111594), (224, 95652), (252, 85024), (288, 74396), (336, 63768), (384, 55797), (448, 47826), (504, 42512), (576, 37198), (672, 31884), (896, 23913), (1008, 21256), (1152, 18599), (1344, 15942), (2016, 10628), (2657, 8064), (2688, 7971), (4032, 5314)]