21379968002

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{556799}}^1$

素因数の和:557137

約数の個数: 16

約数和(自身を含む): 32632934400

約数和(自身を除く): 11252966398

約数列:

[1, 2, 73, 146, 263, 526, 19199, 38398, 556799, 1113598, 40646327, 81292654, 146438137, 292876274, 10689984001, 21379968002]

約数ペア:

[(1, 21379968002), (2, 10689984001), (73, 292876274), (146, 146438137), (263, 81292654), (526, 40646327), (19199, 1113598), (38398, 556799)]