21097728

素因数分解:

$2^8\times 3^2\times {\mathrm{9157}}^1$

素因数の和:9179

約数の個数: 54

約数和(自身を含む): 60836594

約数和(自身を除く): 39738866

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 9157, 18314, 27471, 36628, 54942, 73256, 82413, 109884, 146512, 164826, 219768, 293024, 329652, 439536, 586048, 659304, 879072, 1172096, 1318608, 1758144, 2344192, 2637216, 3516288, 5274432, 7032576, 10548864, 21097728]

約数ペア:

[(1, 21097728), (2, 10548864), (3, 7032576), (4, 5274432), (6, 3516288), (8, 2637216), (9, 2344192), (12, 1758144), (16, 1318608), (18, 1172096), (24, 879072), (32, 659304), (36, 586048), (48, 439536), (64, 329652), (72, 293024), (96, 219768), (128, 164826), (144, 146512), (192, 109884), (256, 82413), (288, 73256), (384, 54942), (576, 36628), (768, 27471), (1152, 18314), (2304, 9157)]