21881060

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29569}}^1$

素因数の和:29615

約数の個数: 24

約数和(自身を含む): 47193720

約数和(自身を除く): 25312660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 29569, 59138, 118276, 147845, 295690, 591380, 1094053, 2188106, 4376212, 5470265, 10940530, 21881060]

約数ペア:

[(1, 21881060), (2, 10940530), (4, 5470265), (5, 4376212), (10, 2188106), (20, 1094053), (37, 591380), (74, 295690), (148, 147845), (185, 118276), (370, 59138), (740, 29569)]