21142584

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6829}}^1$

素因数の和:6884

約数の個数: 48

約数和(自身を含む): 58601400

約数和(自身を除く): 37458816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6829, 13658, 20487, 27316, 40974, 54632, 61461, 81948, 122922, 163896, 245844, 293647, 491688, 587294, 880941, 1174588, 1761882, 2349176, 2642823, 3523764, 5285646, 7047528, 10571292, 21142584]

約数ペア:

[(1, 21142584), (2, 10571292), (3, 7047528), (4, 5285646), (6, 3523764), (8, 2642823), (9, 2349176), (12, 1761882), (18, 1174588), (24, 880941), (36, 587294), (43, 491688), (72, 293647), (86, 245844), (129, 163896), (172, 122922), (258, 81948), (344, 61461), (387, 54632), (516, 40974), (774, 27316), (1032, 20487), (1548, 13658), (3096, 6829)]