21806336

素因数分解:

$2^8\times {\mathrm{103}}^1\times {\mathrm{827}}^1$

素因数の和:946

約数の個数: 36

約数和(自身を含む): 44003232

約数和(自身を除く): 22196896

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 256, 412, 824, 827, 1648, 1654, 3296, 3308, 6592, 6616, 13184, 13232, 26368, 26464, 52928, 85181, 105856, 170362, 211712, 340724, 681448, 1362896, 2725792, 5451584, 10903168, 21806336]

約数ペア:

[(1, 21806336), (2, 10903168), (4, 5451584), (8, 2725792), (16, 1362896), (32, 681448), (64, 340724), (103, 211712), (128, 170362), (206, 105856), (256, 85181), (412, 52928), (824, 26464), (827, 26368), (1648, 13232), (1654, 13184), (3296, 6616), (3308, 6592)]