21867542

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1697}}^1$

素因数の和:2095

約数の個数: 16

約数和(自身を含む): 34842960

約数和(自身を除く): 12975418

約数列:

[1, 2, 17, 34, 379, 758, 1697, 3394, 6443, 12886, 28849, 57698, 643163, 1286326, 10933771, 21867542]

約数ペア:

[(1, 21867542), (2, 10933771), (17, 1286326), (34, 643163), (379, 57698), (758, 28849), (1697, 12886), (3394, 6443)]