21346672

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{22613}}^1$

素因数の和:22680

約数の個数: 20

約数和(自身を含む): 42062040

約数和(自身を除く): 20715368

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 22613, 45226, 90452, 180904, 361808, 1334167, 2668334, 5336668, 10673336, 21346672]

約数ペア:

[(1, 21346672), (2, 10673336), (4, 5336668), (8, 2668334), (16, 1334167), (59, 361808), (118, 180904), (236, 90452), (472, 45226), (944, 22613)]