21756992

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{5573}}^1$

素因数の和:5646

約数の個数: 28

約数和(自身を含む): 43889676

約数和(自身を除く): 22132684

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 5573, 11146, 22292, 44584, 89168, 178336, 339953, 356672, 679906, 1359812, 2719624, 5439248, 10878496, 21756992]

約数ペア:

[(1, 21756992), (2, 10878496), (4, 5439248), (8, 2719624), (16, 1359812), (32, 679906), (61, 356672), (64, 339953), (122, 178336), (244, 89168), (488, 44584), (976, 22292), (1952, 11146), (3904, 5573)]