21471548

素因数分解:

$2^2\times 7^1\times {\mathrm{757}}^1\times {\mathrm{1013}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 43042272

約数和(自身を除く): 21570724

約数列:

[1, 2, 4, 7, 14, 28, 757, 1013, 1514, 2026, 3028, 4052, 5299, 7091, 10598, 14182, 21196, 28364, 766841, 1533682, 3067364, 5367887, 10735774, 21471548]

約数ペア:

[(1, 21471548), (2, 10735774), (4, 5367887), (7, 3067364), (14, 1533682), (28, 766841), (757, 28364), (1013, 21196), (1514, 14182), (2026, 10598), (3028, 7091), (4052, 5299)]