21424678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{33581}}^1$

素因数の和:33623

約数の個数: 16

約数和(自身を含む): 36268560

約数和(自身を除く): 14843882

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 33581, 67162, 369391, 738782, 973849, 1947698, 10712339, 21424678]

約数ペア:

[(1, 21424678), (2, 10712339), (11, 1947698), (22, 973849), (29, 738782), (58, 369391), (319, 67162), (638, 33581)]