21276768

素因数分解:

$2^5\times 3^1\times {\mathrm{251}}^1\times {\mathrm{883}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 56137536

約数和(自身を除く): 34860768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 251, 502, 753, 883, 1004, 1506, 1766, 2008, 2649, 3012, 3532, 4016, 5298, 6024, 7064, 8032, 10596, 12048, 14128, 21192, 24096, 28256, 42384, 84768, 221633, 443266, 664899, 886532, 1329798, 1773064, 2659596, 3546128, 5319192, 7092256, 10638384, 21276768]

約数ペア:

[(1, 21276768), (2, 10638384), (3, 7092256), (4, 5319192), (6, 3546128), (8, 2659596), (12, 1773064), (16, 1329798), (24, 886532), (32, 664899), (48, 443266), (96, 221633), (251, 84768), (502, 42384), (753, 28256), (883, 24096), (1004, 21192), (1506, 14128), (1766, 12048), (2008, 10596), (2649, 8032), (3012, 7064), (3532, 6024), (4016, 5298)]