21991872

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{16363}}^1$

素因数の和:16385

約数の個数: 56

約数和(自身を含む): 66503296

約数和(自身を除く): 44511424

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, 16363, 32726, 49089, 65452, 98178, 114541, 130904, 196356, 229082, 261808, 343623, 392712, 458164, 523616, 687246, 785424, 916328, 1047232, 1374492, 1570848, 1832656, 2748984, 3141696, 3665312, 5497968, 7330624, 10995936, 21991872]

約数ペア:

[(1, 21991872), (2, 10995936), (3, 7330624), (4, 5497968), (6, 3665312), (7, 3141696), (8, 2748984), (12, 1832656), (14, 1570848), (16, 1374492), (21, 1047232), (24, 916328), (28, 785424), (32, 687246), (42, 523616), (48, 458164), (56, 392712), (64, 343623), (84, 261808), (96, 229082), (112, 196356), (168, 130904), (192, 114541), (224, 98178), (336, 65452), (448, 49089), (672, 32726), (1344, 16363)]