21753188

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1427}}^1$

素因数の和:1571

約数の個数: 24

約数和(自身を含む): 39504192

約数和(自身を除く): 17751004

約数列:

[1, 2, 4, 37, 74, 103, 148, 206, 412, 1427, 2854, 3811, 5708, 7622, 15244, 52799, 105598, 146981, 211196, 293962, 587924, 5438297, 10876594, 21753188]

約数ペア:

[(1, 21753188), (2, 10876594), (4, 5438297), (37, 587924), (74, 293962), (103, 211196), (148, 146981), (206, 105598), (412, 52799), (1427, 15244), (2854, 7622), (3811, 5708)]