21282072

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18097}}^1$

素因数の和:18120

約数の個数: 48

約数和(自身を含む): 61895160

約数和(自身を除く): 40613088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18097, 36194, 54291, 72388, 108582, 126679, 144776, 217164, 253358, 380037, 434328, 506716, 760074, 886753, 1013432, 1520148, 1773506, 2660259, 3040296, 3547012, 5320518, 7094024, 10641036, 21282072]

約数ペア:

[(1, 21282072), (2, 10641036), (3, 7094024), (4, 5320518), (6, 3547012), (7, 3040296), (8, 2660259), (12, 1773506), (14, 1520148), (21, 1013432), (24, 886753), (28, 760074), (42, 506716), (49, 434328), (56, 380037), (84, 253358), (98, 217164), (147, 144776), (168, 126679), (196, 108582), (294, 72388), (392, 54291), (588, 36194), (1176, 18097)]