21061824

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15671}}^1$

素因数の和:15693

約数の個数: 56

約数和(自身を含む): 63691008

約数和(自身を除く): 42629184

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, 15671, 31342, 47013, 62684, 94026, 109697, 125368, 188052, 219394, 250736, 329091, 376104, 438788, 501472, 658182, 752208, 877576, 1002944, 1316364, 1504416, 1755152, 2632728, 3008832, 3510304, 5265456, 7020608, 10530912, 21061824]

約数ペア:

[(1, 21061824), (2, 10530912), (3, 7020608), (4, 5265456), (6, 3510304), (7, 3008832), (8, 2632728), (12, 1755152), (14, 1504416), (16, 1316364), (21, 1002944), (24, 877576), (28, 752208), (32, 658182), (42, 501472), (48, 438788), (56, 376104), (64, 329091), (84, 250736), (96, 219394), (112, 188052), (168, 125368), (192, 109697), (224, 94026), (336, 62684), (448, 47013), (672, 31342), (1344, 15671)]