21235072

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{7213}}^1$

素因数の和:7250

約数の個数: 32

約数和(自身を含む): 44149680

約数和(自身を除く): 22914608

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 7213, 14426, 28852, 57704, 115408, 165899, 230816, 331798, 461632, 663596, 923264, 1327192, 2654384, 5308768, 10617536, 21235072]

約数ペア:

[(1, 21235072), (2, 10617536), (4, 5308768), (8, 2654384), (16, 1327192), (23, 923264), (32, 663596), (46, 461632), (64, 331798), (92, 230816), (128, 165899), (184, 115408), (368, 57704), (736, 28852), (1472, 14426), (2944, 7213)]