21677776

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{58907}}^1$

素因数の和:58938

約数の個数: 20

約数和(自身を含む): 43827552

約数和(自身を除く): 22149776

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 58907, 117814, 235628, 471256, 942512, 1354861, 2709722, 5419444, 10838888, 21677776]

約数ペア:

[(1, 21677776), (2, 10838888), (4, 5419444), (8, 2709722), (16, 1354861), (23, 942512), (46, 471256), (92, 235628), (184, 117814), (368, 58907)]