21297336

素因数分解:

$2^3\times 3^1\times {\mathrm{113}}^1\times {\mathrm{7853}}^1$

素因数の和:7975

約数の個数: 32

約数和(自身を含む): 53721360

約数和(自身を除く): 32424024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 113, 226, 339, 452, 678, 904, 1356, 2712, 7853, 15706, 23559, 31412, 47118, 62824, 94236, 188472, 887389, 1774778, 2662167, 3549556, 5324334, 7099112, 10648668, 21297336]

約数ペア:

[(1, 21297336), (2, 10648668), (3, 7099112), (4, 5324334), (6, 3549556), (8, 2662167), (12, 1774778), (24, 887389), (113, 188472), (226, 94236), (339, 62824), (452, 47118), (678, 31412), (904, 23559), (1356, 15706), (2712, 7853)]