21539916

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19301}}^1$

素因数の和:19342

約数の個数: 36

約数和(自身を含む): 56207424

約数和(自身を除く): 34667508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19301, 38602, 57903, 77204, 115806, 173709, 231612, 347418, 598331, 694836, 1196662, 1794993, 2393324, 3589986, 5384979, 7179972, 10769958, 21539916]

約数ペア:

[(1, 21539916), (2, 10769958), (3, 7179972), (4, 5384979), (6, 3589986), (9, 2393324), (12, 1794993), (18, 1196662), (31, 694836), (36, 598331), (62, 347418), (93, 231612), (124, 173709), (186, 115806), (279, 77204), (372, 57903), (558, 38602), (1116, 19301)]