21566048

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2239}}^1$

素因数の和:2299

約数の個数: 48

約数和(自身を含む): 49674240

約数和(自身を除く): 28108192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 2239, 2408, 4478, 4816, 8956, 9632, 15673, 17912, 31346, 35824, 62692, 71648, 96277, 125384, 192554, 250768, 385108, 501536, 673939, 770216, 1347878, 1540432, 2695756, 3080864, 5391512, 10783024, 21566048]

約数ペア:

[(1, 21566048), (2, 10783024), (4, 5391512), (7, 3080864), (8, 2695756), (14, 1540432), (16, 1347878), (28, 770216), (32, 673939), (43, 501536), (56, 385108), (86, 250768), (112, 192554), (172, 125384), (224, 96277), (301, 71648), (344, 62692), (602, 35824), (688, 31346), (1204, 17912), (1376, 15673), (2239, 9632), (2408, 8956), (4478, 4816)]