21071628

素因数分解:

$2^2\times 3^2\times {\mathrm{281}}^1\times {\mathrm{2083}}^1$

素因数の和:2374

約数の個数: 36

約数和(自身を含む): 53479608

約数和(自身を除く): 32407980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 281, 562, 843, 1124, 1686, 2083, 2529, 3372, 4166, 5058, 6249, 8332, 10116, 12498, 18747, 24996, 37494, 74988, 585323, 1170646, 1755969, 2341292, 3511938, 5267907, 7023876, 10535814, 21071628]

約数ペア:

[(1, 21071628), (2, 10535814), (3, 7023876), (4, 5267907), (6, 3511938), (9, 2341292), (12, 1755969), (18, 1170646), (36, 585323), (281, 74988), (562, 37494), (843, 24996), (1124, 18747), (1686, 12498), (2083, 10116), (2529, 8332), (3372, 6249), (4166, 5058)]