21076304

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{28027}}^1$

素因数の和:28082

約数の個数: 20

約数和(自身を含む): 41705664

約数和(自身を除く): 20629360

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 28027, 56054, 112108, 224216, 448432, 1317269, 2634538, 5269076, 10538152, 21076304]

約数ペア:

[(1, 21076304), (2, 10538152), (4, 5269076), (8, 2634538), (16, 1317269), (47, 448432), (94, 224216), (188, 112108), (376, 56054), (752, 28027)]