21874496

素因数分解:

$2^6\times 7^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:487

約数の個数: 56

約数和(自身を含む): 50084736

約数和(自身を除く): 28210240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 157, 224, 311, 314, 448, 622, 628, 1099, 1244, 1256, 2177, 2198, 2488, 2512, 4354, 4396, 4976, 5024, 8708, 8792, 9952, 10048, 17416, 17584, 19904, 34832, 35168, 48827, 69664, 70336, 97654, 139328, 195308, 341789, 390616, 683578, 781232, 1367156, 1562464, 2734312, 3124928, 5468624, 10937248, 21874496]

約数ペア:

[(1, 21874496), (2, 10937248), (4, 5468624), (7, 3124928), (8, 2734312), (14, 1562464), (16, 1367156), (28, 781232), (32, 683578), (56, 390616), (64, 341789), (112, 195308), (157, 139328), (224, 97654), (311, 70336), (314, 69664), (448, 48827), (622, 35168), (628, 34832), (1099, 19904), (1244, 17584), (1256, 17416), (2177, 10048), (2198, 9952), (2488, 8792), (2512, 8708), (4354, 5024), (4396, 4976)]