21078324

素因数分解:

$2^2\times 3^2\times {\mathrm{179}}^1\times {\mathrm{3271}}^1$

素因数の和:3460

約数の個数: 36

約数和(自身を含む): 53595360

約数和(自身を除く): 32517036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 179, 358, 537, 716, 1074, 1611, 2148, 3222, 3271, 6444, 6542, 9813, 13084, 19626, 29439, 39252, 58878, 117756, 585509, 1171018, 1756527, 2342036, 3513054, 5269581, 7026108, 10539162, 21078324]

約数ペア:

[(1, 21078324), (2, 10539162), (3, 7026108), (4, 5269581), (6, 3513054), (9, 2342036), (12, 1756527), (18, 1171018), (36, 585509), (179, 117756), (358, 58878), (537, 39252), (716, 29439), (1074, 19626), (1611, 13084), (2148, 9813), (3222, 6542), (3271, 6444)]