21962078

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{971}}^1$

素因数の和:1279

約数の個数: 16

約数和(自身を含む): 33872256

約数和(自身を除く): 11910178

約数列:

[1, 2, 43, 86, 263, 526, 971, 1942, 11309, 22618, 41753, 83506, 255373, 510746, 10981039, 21962078]

約数ペア:

[(1, 21962078), (2, 10981039), (43, 510746), (86, 255373), (263, 83506), (526, 41753), (971, 22618), (1942, 11309)]