21396294

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{6871}}^1$

素因数の和:7052

約数の個数: 24

約数和(自身を含む): 46633392

約数和(自身を除く): 25237098

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 6871, 13742, 20613, 41226, 61839, 123678, 1188683, 2377366, 3566049, 7132098, 10698147, 21396294]

約数ペア:

[(1, 21396294), (2, 10698147), (3, 7132098), (6, 3566049), (9, 2377366), (18, 1188683), (173, 123678), (346, 61839), (519, 41226), (1038, 20613), (1557, 13742), (3114, 6871)]