21721568

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2683}}^1$

素因数の和:2727

約数の個数: 48

約数和(自身を含む): 48698496

約数和(自身を除く): 26976928

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 88, 92, 176, 184, 253, 352, 368, 506, 736, 1012, 2024, 2683, 4048, 5366, 8096, 10732, 21464, 29513, 42928, 59026, 61709, 85856, 118052, 123418, 236104, 246836, 472208, 493672, 678799, 944416, 987344, 1357598, 1974688, 2715196, 5430392, 10860784, 21721568]

約数ペア:

[(1, 21721568), (2, 10860784), (4, 5430392), (8, 2715196), (11, 1974688), (16, 1357598), (22, 987344), (23, 944416), (32, 678799), (44, 493672), (46, 472208), (88, 246836), (92, 236104), (176, 123418), (184, 118052), (253, 85856), (352, 61709), (368, 59026), (506, 42928), (736, 29513), (1012, 21464), (2024, 10732), (2683, 8096), (4048, 5366)]