21687616

素因数分解:

$2^6\times {\mathrm{107}}^1\times {\mathrm{3167}}^1$

素因数の和:3286

約数の個数: 28

約数和(自身を含む): 43452288

約数和(自身を除く): 21764672

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 214, 428, 856, 1712, 3167, 3424, 6334, 6848, 12668, 25336, 50672, 101344, 202688, 338869, 677738, 1355476, 2710952, 5421904, 10843808, 21687616]

約数ペア:

[(1, 21687616), (2, 10843808), (4, 5421904), (8, 2710952), (16, 1355476), (32, 677738), (64, 338869), (107, 202688), (214, 101344), (428, 50672), (856, 25336), (1712, 12668), (3167, 6848), (3424, 6334)]