21849824

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 44634240

約数和(自身を除く): 22784416

約数列:

[1, 2, 4, 8, 16, 32, 59, 71, 118, 142, 163, 236, 284, 326, 472, 568, 652, 944, 1136, 1304, 1888, 2272, 2608, 4189, 5216, 8378, 9617, 11573, 16756, 19234, 23146, 33512, 38468, 46292, 67024, 76936, 92584, 134048, 153872, 185168, 307744, 370336, 682807, 1365614, 2731228, 5462456, 10924912, 21849824]

約数ペア:

[(1, 21849824), (2, 10924912), (4, 5462456), (8, 2731228), (16, 1365614), (32, 682807), (59, 370336), (71, 307744), (118, 185168), (142, 153872), (163, 134048), (236, 92584), (284, 76936), (326, 67024), (472, 46292), (568, 38468), (652, 33512), (944, 23146), (1136, 19234), (1304, 16756), (1888, 11573), (2272, 9617), (2608, 8378), (4189, 5216)]