21561216

素因数分解:

$2^7\times 3^1\times {\mathrm{56149}}^1$

素因数の和:56166

約数の個数: 32

約数和(自身を含む): 57273000

約数和(自身を除く): 35711784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 56149, 112298, 168447, 224596, 336894, 449192, 673788, 898384, 1347576, 1796768, 2695152, 3593536, 5390304, 7187072, 10780608, 21561216]

約数ペア:

[(1, 21561216), (2, 10780608), (3, 7187072), (4, 5390304), (6, 3593536), (8, 2695152), (12, 1796768), (16, 1347576), (24, 898384), (32, 673788), (48, 449192), (64, 336894), (96, 224596), (128, 168447), (192, 112298), (384, 56149)]