21784128

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{4933}}^1$

素因数の和:4971

約数の個数: 56

約数和(自身を含む): 60155328

約数和(自身を除く): 38371200

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 552, 736, 1104, 1472, 2208, 4416, 4933, 9866, 14799, 19732, 29598, 39464, 59196, 78928, 113459, 118392, 157856, 226918, 236784, 315712, 340377, 453836, 473568, 680754, 907672, 947136, 1361508, 1815344, 2723016, 3630688, 5446032, 7261376, 10892064, 21784128]

約数ペア:

[(1, 21784128), (2, 10892064), (3, 7261376), (4, 5446032), (6, 3630688), (8, 2723016), (12, 1815344), (16, 1361508), (23, 947136), (24, 907672), (32, 680754), (46, 473568), (48, 453836), (64, 340377), (69, 315712), (92, 236784), (96, 226918), (138, 157856), (184, 118392), (192, 113459), (276, 78928), (368, 59196), (552, 39464), (736, 29598), (1104, 19732), (1472, 14799), (2208, 9866), (4416, 4933)]