21088426

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{613}}^1$

素因数の和:885

約数の個数: 16

約数和(自身を含む): 32183424

約数和(自身を除く): 11094998

約数列:

[1, 2, 103, 167, 206, 334, 613, 1226, 17201, 34402, 63139, 102371, 126278, 204742, 10544213, 21088426]

約数ペア:

[(1, 21088426), (2, 10544213), (103, 204742), (167, 126278), (206, 102371), (334, 63139), (613, 34402), (1226, 17201)]