21849184

素因数分解:

$2^5\times 7^1\times {\mathrm{103}}^1\times {\mathrm{947}}^1$

素因数の和:1067

約数の個数: 48

約数和(自身を含む): 49690368

約数和(自身を除く): 27841184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 103, 112, 206, 224, 412, 721, 824, 947, 1442, 1648, 1894, 2884, 3296, 3788, 5768, 6629, 7576, 11536, 13258, 15152, 23072, 26516, 30304, 53032, 97541, 106064, 195082, 212128, 390164, 682787, 780328, 1365574, 1560656, 2731148, 3121312, 5462296, 10924592, 21849184]

約数ペア:

[(1, 21849184), (2, 10924592), (4, 5462296), (7, 3121312), (8, 2731148), (14, 1560656), (16, 1365574), (28, 780328), (32, 682787), (56, 390164), (103, 212128), (112, 195082), (206, 106064), (224, 97541), (412, 53032), (721, 30304), (824, 26516), (947, 23072), (1442, 15152), (1648, 13258), (1894, 11536), (2884, 7576), (3296, 6629), (3788, 5768)]