21439536

素因数分解:

$2^4\times 3^1\times {\mathrm{446657}}^1$

素因数の和:446668

約数の個数: 20

約数和(自身を含む): 55385592

約数和(自身を除く): 33946056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 446657, 893314, 1339971, 1786628, 2679942, 3573256, 5359884, 7146512, 10719768, 21439536]

約数ペア:

[(1, 21439536), (2, 10719768), (3, 7146512), (4, 5359884), (6, 3573256), (8, 2679942), (12, 1786628), (16, 1339971), (24, 893314), (48, 446657)]