21426358

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{1367}}^1$

素因数の和:1847

約数の個数: 16

約数和(自身を含む): 34128864

約数和(自身を除く): 12702506

約数列:

[1, 2, 17, 34, 461, 922, 1367, 2734, 7837, 15674, 23239, 46478, 630187, 1260374, 10713179, 21426358]

約数ペア:

[(1, 21426358), (2, 10713179), (17, 1260374), (34, 630187), (461, 46478), (922, 23239), (1367, 15674), (2734, 7837)]