21515072

素因数分解:

$2^6\times {\mathrm{379}}^1\times {\mathrm{887}}^1$

素因数の和:1278

約数の個数: 28

約数和(自身を含む): 42854880

約数和(自身を除く): 21339808

約数列:

[1, 2, 4, 8, 16, 32, 64, 379, 758, 887, 1516, 1774, 3032, 3548, 6064, 7096, 12128, 14192, 24256, 28384, 56768, 336173, 672346, 1344692, 2689384, 5378768, 10757536, 21515072]

約数ペア:

[(1, 21515072), (2, 10757536), (4, 5378768), (8, 2689384), (16, 1344692), (32, 672346), (64, 336173), (379, 56768), (758, 28384), (887, 24256), (1516, 14192), (1774, 12128), (3032, 7096), (3548, 6064)]