21105614

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{3907}}^1$

素因数の和:4019

約数の個数: 16

約数和(自身を含む): 32967888

約数和(自身を除く): 11862274

約数列:

[1, 2, 37, 73, 74, 146, 2701, 3907, 5402, 7814, 144559, 285211, 289118, 570422, 10552807, 21105614]

約数ペア:

[(1, 21105614), (2, 10552807), (37, 570422), (73, 289118), (74, 285211), (146, 144559), (2701, 7814), (3907, 5402)]