21424878

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{9677}}^1$

素因数の和:9729

約数の個数: 32

約数和(自身を含む): 48777120

約数和(自身を除く): 27352242

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 9677, 19354, 29031, 58062, 87093, 174186, 261279, 396757, 522558, 793514, 1190271, 2380542, 3570813, 7141626, 10712439, 21424878]

約数ペア:

[(1, 21424878), (2, 10712439), (3, 7141626), (6, 3570813), (9, 2380542), (18, 1190271), (27, 793514), (41, 522558), (54, 396757), (82, 261279), (123, 174186), (246, 87093), (369, 58062), (738, 29031), (1107, 19354), (2214, 9677)]