21169424

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{3491}}^1$

素因数の和:3878

約数の個数: 20

約数和(自身を含む): 41135760

約数和(自身を除く): 19966336

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 3491, 6064, 6982, 13964, 27928, 55856, 1323089, 2646178, 5292356, 10584712, 21169424]

約数ペア:

[(1, 21169424), (2, 10584712), (4, 5292356), (8, 2646178), (16, 1323089), (379, 55856), (758, 27928), (1516, 13964), (3032, 6982), (3491, 6064)]