21609022

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1827

約数の個数: 16

約数和(自身を含む): 33246720

約数和(自身を除く): 11637698

約数列:

[1, 2, 73, 89, 146, 178, 1663, 3326, 6497, 12994, 121399, 148007, 242798, 296014, 10804511, 21609022]

約数ペア:

[(1, 21609022), (2, 10804511), (73, 296014), (89, 242798), (146, 148007), (178, 121399), (1663, 12994), (3326, 6497)]