21835056

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 37089744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 71, 86, 129, 142, 149, 172, 213, 258, 284, 298, 344, 426, 447, 516, 568, 596, 688, 852, 894, 1032, 1136, 1192, 1704, 1788, 2064, 2384, 3053, 3408, 3576, 6106, 6407, 7152, 9159, 10579, 12212, 12814, 18318, 19221, 21158, 24424, 25628, 31737, 36636, 38442, 42316, 48848, 51256, 63474, 73272, 76884, 84632, 102512, 126948, 146544, 153768, 169264, 253896, 307536, 454897, 507792, 909794, 1364691, 1819588, 2729382, 3639176, 5458764, 7278352, 10917528, 21835056]

約数ペア:

[(1, 21835056), (2, 10917528), (3, 7278352), (4, 5458764), (6, 3639176), (8, 2729382), (12, 1819588), (16, 1364691), (24, 909794), (43, 507792), (48, 454897), (71, 307536), (86, 253896), (129, 169264), (142, 153768), (149, 146544), (172, 126948), (213, 102512), (258, 84632), (284, 76884), (298, 73272), (344, 63474), (426, 51256), (447, 48848), (516, 42316), (568, 38442), (596, 36636), (688, 31737), (852, 25628), (894, 24424), (1032, 21158), (1136, 19221), (1192, 18318), (1704, 12814), (1788, 12212), (2064, 10579), (2384, 9159), (3053, 7152), (3408, 6407), (3576, 6106)]