21677504

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{7877}}^1$

素因数の和:7932

約数の個数: 28

約数和(自身を含む): 44022264

約数和(自身を除く): 22344760

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 7877, 15754, 31508, 63016, 126032, 252064, 338711, 504128, 677422, 1354844, 2709688, 5419376, 10838752, 21677504]

約数ペア:

[(1, 21677504), (2, 10838752), (4, 5419376), (8, 2709688), (16, 1354844), (32, 677422), (43, 504128), (64, 338711), (86, 252064), (172, 126032), (344, 63016), (688, 31508), (1376, 15754), (2752, 7877)]