21000608674

素因数分解:

$2^1\times {\mathrm{17}}^3\times {\mathrm{877}}^1\times {\mathrm{2437}}^1$

素因数の和:3367

約数の個数: 32

約数和(自身を含む): 33521232240

約数和(自身を除く): 12520623566

約数列:

[1, 2, 17, 34, 289, 578, 877, 1754, 2437, 4874, 4913, 9826, 14909, 29818, 41429, 82858, 253453, 506906, 704293, 1408586, 2137249, 4274498, 4308701, 8617402, 11972981, 23945962, 36333233, 72666466, 617664961, 1235329922, 10500304337, 21000608674]

約数ペア:

[(1, 21000608674), (2, 10500304337), (17, 1235329922), (34, 617664961), (289, 72666466), (578, 36333233), (877, 23945962), (1754, 11972981), (2437, 8617402), (4874, 4308701), (4913, 4274498), (9826, 2137249), (14909, 1408586), (29818, 704293), (41429, 506906), (82858, 253453)]