21395904

素因数分解:

$2^6\times 3^1\times {\mathrm{47}}^1\times {\mathrm{2371}}^1$

素因数の和:2433

約数の個数: 56

約数和(自身を含む): 57838848

約数和(自身を除く): 36442944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 94, 96, 141, 188, 192, 282, 376, 564, 752, 1128, 1504, 2256, 2371, 3008, 4512, 4742, 7113, 9024, 9484, 14226, 18968, 28452, 37936, 56904, 75872, 111437, 113808, 151744, 222874, 227616, 334311, 445748, 455232, 668622, 891496, 1337244, 1782992, 2674488, 3565984, 5348976, 7131968, 10697952, 21395904]

約数ペア:

[(1, 21395904), (2, 10697952), (3, 7131968), (4, 5348976), (6, 3565984), (8, 2674488), (12, 1782992), (16, 1337244), (24, 891496), (32, 668622), (47, 455232), (48, 445748), (64, 334311), (94, 227616), (96, 222874), (141, 151744), (188, 113808), (192, 111437), (282, 75872), (376, 56904), (564, 37936), (752, 28452), (1128, 18968), (1504, 14226), (2256, 9484), (2371, 9024), (3008, 7113), (4512, 4742)]