21077952

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15683}}^1$

素因数の和:15705

約数の個数: 56

約数和(自身を含む): 63739776

約数和(自身を除く): 42661824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15683, 31366, 47049, 62732, 94098, 109781, 125464, 188196, 219562, 250928, 329343, 376392, 439124, 501856, 658686, 752784, 878248, 1003712, 1317372, 1505568, 1756496, 2634744, 3011136, 3512992, 5269488, 7025984, 10538976, 21077952]

約数ペア:

[(1, 21077952), (2, 10538976), (3, 7025984), (4, 5269488), (6, 3512992), (7, 3011136), (8, 2634744), (12, 1756496), (14, 1505568), (16, 1317372), (21, 1003712), (24, 878248), (28, 752784), (32, 658686), (42, 501856), (48, 439124), (56, 376392), (64, 329343), (84, 250928), (96, 219562), (112, 188196), (168, 125464), (192, 109781), (224, 94098), (336, 62732), (448, 47049), (672, 31366), (1344, 15683)]